detect-engine: initialize struct fields

[people/ms/suricata.git] / ChangeLog

5.0.1 -- 2019-12-13

Bug #1871: intermittent abort()s at shutdown and in unix-socket
Bug #2810: enabling add request/response http headers in master
Bug #3047: byte_extract does not work in some situations
Bug #3073: AC_CHECK_FILE on cross compile
Bug #3103: --engine-analysis warning for flow on an icmp request rule
Bug #3120: nfq_handle_packet error -1 Resource temporarily unavailable warnings
Bug #3237: http_accept not treated as sticky buffer by --engine-analysis
Bug #3254: tcp: empty SACK option leads to decoder event
Bug #3263: nfq: invalid number of bytes reported
Bug #3264: EVE DNS Warning about defaulting to v2 as version is not set.
Bug #3266: fast-log: icmp type prints wrong value
Bug #3267: Support for tcp.hdr Behavior
Bug #3275: address parsing: memory leak in error path
Bug #3277: segfault when test a nfs pcap file
Bug #3281: Impossible to cross-compile due to AC_CHECK_FILE
Bug #3284: hash function for string in dataset is not correct
Bug #3286: TCP evasion technique by faking a closed TCP session
Bug #3324: TCP evasion technique by overlapping a TCP segment with a fake packet
Bug #3328: bad ip option evasion
Bug #3340: DNS: DNS over TCP transactions logged with wrong direction.
Bug #3341: tcp.hdr content matches don't work as expected
Bug #3345: App-Layer: Not all parsers register TX detect flags that should
Bug #3346: BPF filter on command line not honored for pcap file
Bug #3362: cross compiling not affecting rust component of surrcata
Bug #3376: http: pipelining tx id handling broken
Bug #3386: Suricata is unable to get MTU from NIC after 4.1.0
Bug #3389: EXTERNAL_NET no longer working in 5.0 as expected
Bug #3390: Eve log does not generate pcap_filename when Interacting via unix socket in pcap processing mode
Bug #3397: smtp: file tracking issues when more than one attachment in a tx
Bug #3398: smtp: 'raw-message' option file tracking issues with multi-tx
Bug #3399: smb: post-GAP some transactions never close
Bug #3401: smb1: 'event only' transactions for bad requests never close
Bug #3411: detect/asn1: crashes on packets smaller than offset setting
Task #3364: configure: Rust 1.37+ has cargo-vendor support bundled into cargo.
Documentation #2885: update documentation to indicate -i can be used multiple times

5.0.0 -- 2019-10-15

Feature #1851: add verbosity level description to the help command
Feature #1940: Debian Jessie - better message when trying to run 2 suricata with afpacket
Feature #3204: ja3(s): automatically enable when rules require it
Bug #1443: deprecated library calls
Bug #1778: af_packet: IPS and defrag
Bug #2386: check if default log dir is writable at start up
Bug #2465: Eve Stats will not be reported unless stats.log is enabled
Bug #2490: Filehash rule does not fire without filestore keyword
Bug #2668: make install-full fails if CARGO_TARGET_DIR has spaces in the directory path
Bug #2669: make install-full fails due to being unable to find libhtp.so.2
Bug #2955: lua issues on arm (fedora:29)
Bug #3113: python-yaml dependency is actually ptyhon3-yaml dependency
Bug #3139: enip: compile warnings on gcc-8
Bug #3143: datasets: don't use list in global config
Bug #3190: file_data inspection inhibited by additional (non-file_data) content match rule
Bug #3196: Distributed archive do not include eBPF files
Bug #3209: Copy engine provided classification.config to $datadir/suricata.
Bug #3210: Individual output log levels capped by the default log level
Bug #3216: MSN protocol detection/parser is not working
Bug #3223: --disable-geoip does not work
Bug #3226: ftp: ASAN error
Bug #3232: Static build with pcap fails
Optimization #3039: configure: don't generate warnings on missing features
Documentation #2640: http-body and http-body-printable in eve-log require metadata to be enabled, yet there is no indication of this anywhere
Documentation #2839: Update perf and tuning user guides
Documentation #2876: doc: add nftables with nfqueue section
Documentation #3207: Update the http app-layer doc and config
Documentation #3230: EVE DNS logger defaults to version 2 instead of version when version not specified.

5.0.0-rc1 -- 2019-09-24

Feature #524: detect double encoding in URI
Feature #713: tls.fingerprint - file usage
Feature #997: Add libhtp event for every htp_log() that needs an event.
Feature #1203: TCP Fast Open support
Feature #1249: http/dns ip-reputation alike technique
Feature #1757: URL Reputation
Feature #2200: Dynamically add md5 to blacklist without full restart
Feature #2283: turn content modifiers into 'sticky buffers'
Feature #2314: protocol parser: rdp
Feature #2315: eve: ftp logging
Feature #2318: matching on large amounts of data with dynamic updates
Feature #2529: doc: include quick start guide
Feature #2539: protocol parser: vxlan
Feature #2670: tls_cert sticky buffer
Feature #2684: Add JA3S
Feature #2738: SNMP parser, logging and detection
Feature #2754: JA3 and JA3S - sets / reputation
Feature #2758: intel / reputation matching on arbitrary data
Feature #2789: Use clang for building eBPF programs even if Suricata is built using GCC
Feature #2916: FTP decoder should have Rust port parsers
Feature #2940: document anomaly log
Feature #2941: anomaly log: add protocol detection events
Feature #2952: modernize http_header_names
Feature #3011: Add new 'cluster_peer' runmode to allow for load balancing by IP header (src<->dst) only
Feature #3058: Hardware offload for XDP bypass
Feature #3059: Use pinned maps in XDP bypass
Feature #3060: Add way to detect TCP MSS values
Feature #3061: Add way to inspect TCP header
Feature #3062: Add way to inspect UDP header
Feature #3074: DNS full domain matching within the dns_query buffer
Feature #3080: Provide a IP pair XDP load balancing
Feature #3081: Decapsulation of GRE in XDP filter
Feature #3084: SIP parser, logging and detection
Feature #3165: New rule keyword: dns.opcode; For matching on the the opcode in the DNS header.
Bug #941: Support multiple stacked compression, compression that specifies the wrong compression type
Bug #1271: Creating core dump with dropped privileges
Bug #1656: several silent bypasses at the HTTP application level (chunking, compression, HTTP 0.9...)
Bug #1776: Multiple Content-Length headers causes HTP_STREAM_ERROR
Bug #2080: Rules with bad port group var do not error
Bug #2146: DNS answer not logged with eve-log
Bug #2210: logging: SC_LOG_OP_FILTER still displays some lines not matching filter
Bug #2264: file-store.stream-depth not working as expected when configured to a specfic value
Bug #2395: File_data inspection depth while inspecting base64 decoded data
Bug #2619: Malformed HTTP causes FN using http_header_names;
Bug #2626: doc/err: More descriptive message on err for escaping backslash
Bug #2654: Off-by-one iteration of EBPF flow_table_vX in EBPFForEachFlowVXTable (util-ebpf.c)
Bug #2655: GET/POST HTTP-request with no Content-Length, http_client_body miss
Bug #2662: unix socket - memcap read/set showing unlimited where there are limited values configured by default
Bug #2686: Fancy Quotes in Documentation
Bug #2765: GeoIP keyword depends on now discontinued legacy GeoIP database
Bug #2769: False positive alerts firing after upgrade suricata 3.0 -> 4.1.0
Bug #2786: make install-full does not install some source events rules
Bug #2840: xdp modes - Invalid argument (-22) on certain NICs
Bug #2847: Confusing warning “Rule is inspecting both directions” when inspecting engine analysis output
Bug #2853: filestore (v1 and v2): dropping of "unwanted" files
Bug #2926: engine-analysis with content modifiers not always issues correct warning
Bug #2942: anomaly log: app layer events
Bug #2951: valgrind warnings in ftp
Bug #2953: bypass keyword: Suricata 4.1.x Segmentation Faults
Bug #2961: filestore: memory leaks
Bug #2965: Version 5 Beta1 - Multiple NFQUEUE failed
Bug #2986: stream bypass not making callback as expected
Bug #2992: Build failure on m68k with uclibc
Bug #2999: AddressSanitizer: heap-buffer-overflow in HTPParseContentRange
Bug #3000: tftp: missing logs because of broken tx handling
Bug #3004: SC_ERR_PCAP_DISPATCH with message "error code -2" upon rule reload completion
Bug #3006: improve rule keyword alproto registration
Bug #3007: rust: updated libc crate causes depration warnings
Bug #3009: Fixes warning about size of integers in string formats
Bug #3051: mingw/msys: compile errors
Bug #3054: Build failure with --enable-rust-debug
Bug #3070: coverity warnings in protocol detection
Bug #3072: Rust nightly warning
Bug #3076: Suricata sometimes doesn't store the vlan id when vlan.use-for-tracking is false
Bug #3089: Fedora rawhide af-packet compilation err
Bug #3098: rule-reloads Option?
Bug #3111: ftp warnings during compile
Bug #3112: engine-analysis warning on http_content_type
Bug #3133: http_accept_enc warning with engine-analysis
Bug #3136: rust: Remove the unneeded macros
Bug #3138: Don't install Suricata provided rules to /etc/suricata/rules as part of make install-rules.
Bug #3140: ftp: compile warnings on gcc-8
Bug #3158: 'wrong thread' tracking inaccurate for bridging IPS modes
Bug #3162: TLS Lua output does not work without TLS log
Bug #3169: tls: out of bounds read (5.x)
Bug #3171: defrag: out of bounds read (5.x)
Bug #3176: ipv4: ts field decoding oob read (5.x)
Bug #3177: suricata is logging tls log repeatedly if custom mode is enabled
Bug #3185: decode/der: crafted input can lead to resource starvation (5.x)
Bug #3189: NSS Shutdown triggers crashes in test mode (5.x)
Optimization #879: update configure.ac with autoupdate
Optimization #1218: BoyerMooreNocase could avoid tolower() call
Optimization #1220: Boyer Moore SPM pass in ctx instead of indivual bmBc and bmBg
Optimization #2602: add keywords to --list-keywords output
Optimization #2843: suricatact/filestore/prune: check that directory is a filestore directory before removing files
Optimization #2848: Rule reload when run with -s or -S arguments
Optimization #2991: app-layer-event keyword tx handling
Optimization #3005: make sure DetectBufferSetActiveList return codes are always checked
Optimization #3077: FTP parser command lookup
Optimization #3085: Suggest more appropriate location to store eBPF binaries
Optimization #3137: Make description of all keywords consistent and pretty
Task #2629: tracking: Rust 2018 edition
Task #2974: detect: check all keyword urls
Task #3014: Missing documentation for "flags" option
Task #3092: Date of revision should also be a part of info from suricata -v
Task #3135: counters: new default for decoder events
Task #3141: libhtp 0.5.31

5.0.0-beta1 -- 2019-04-30

Feature #884: add man pages
Feature #984: libhtp HTP_AUTH_UNRECOGNIZED
Feature #1970: json: make libjansson mandatory
Feature #2081: document byte_test
Feature #2082: document byte_jump
Feature #2083: document byte_extract
Feature #2282: event log aka weird.log
Feature #2332: Support for common http response headers - Location and Server
Feature #2421: add system mode and user mode
Feature #2459: Support of FTP active mode
Feature #2484: no stream events after known pkt loss in flow
Feature #2485: http: log byte range with file extraction
Feature #2507: Make Rust mandatory
Feature #2561: Add possibility for smtp raw extraction
Feature #2563: Add dump of all headers in http eve-log
Feature #2572: extend protocol detection to specify flow direction
Feature #2741: netmap: add support for lb and vale switches
Feature #2766: Simplified Napatech Configuration
Feature #2820: pcap multi dev support for Windows (5.0.x)
Feature #2837: Add more custom HTTP Header values for HTTP JSON Logging
Feature #2895: OpenBSD pledge support
Feature #2897: update http_content_type and others to new style sticky buffers
Feature #2914: modernize tls sticky buffers
Feature #2930: http_protocol: use mpm and content inspect v2 apis
Feature #2937: sticky buffer access from lua script
Optimization #2530: Print matching rule SID in filestore meta file
Optimization #2632: remove C implementations where we have Rust as well
Optimization #2793: Python 3 support for python tools
Optimization #2808: Prefer Python 3 in ./configure
Bug #1013: command line parsing
Bug #1324: vlan tag in eve.json
Bug #1427: configure with libnss and libnspr
Bug #1694: unix-socket reading 0 size pcap
Bug #1860: 2220005: SURICATA SMTP bdat chunk len exceeded when using SMTP connection caching
Bug #2057: eve.json flow logs do not contain in_iface
Bug #2432: engine-analysis does not print out the tls buffers
Bug #2503: rust: nom 4.2 released
Bug #2527: FTP file extraction only working in passive mode
Bug #2605: engine-analysis warning on PCRE
Bug #2733: rust/mingw: libc::IPPROTO_* not defined
Bug #2751: Engine unable to disable detect thread, Killing engine. (in libpcap mode)
Bug #2775: dns v1/2 with rust results in less app layer data available in the alert record (for dns related alerts/rules)
Bug #2797: configure.ac: broken --{enable,disable}-xxx options
Bug #2798: --engine-analysis is unaware of http_host buffer
Bug #2800: Undocumented commands for suricatasc
Bug #2812: suricatasc multiple python issues
Bug #2813: suricatasc: failure with extra commands
Bug #2817: Syricata.yaml encrypt-handling instead encryption-handling
Bug #2821: netmap/afpacket IPS: stream.inline: auto broken (5.0.x)
Bug #2822: SSLv3 - AddressSanitizer heap-buffer-overflow (5.0.x)
Bug #2833: mem leak - rules loading hunt rules
Bug #2838: 4.1.x gcc 9 compilation warnings
Bug #2844: alignment issues in dnp3
Bug #2846: IPS mode crash under load (5.0.x)
Bug #2857: nfq asan heap-use-after-free error
Bug #2877: rust: windows build fails in gen-c-headers.py
Bug #2889: configure doesn't display additional information for missing requirements
Bug #2896: smb 1 create andx request does not parse the filename correctly (master)
Bug #2899: Suricata 4.1.2 and up to 5.x Dev branch - Make compile issue when using PF_ring library on Redhat only
Bug #2901: pcap logging with lz4 coverity warning (master)
Bug #2909: segfault on logrotation when the files cannot be opened
Bug #2912: memleaks in nflog
Bug #2915: modernize ssh sticky buffers
Bug #2921: chmod file mode warning expressed in incorrect base
Bug #2929: error messages regarding byte jump and byte extract
Bug #2944: ssh: heap buffer overflow (master)
Bug #2945: mpls: heapbuffer overflow in file decode-mpls.c (master)
Bug #2946: decode-ethernet: heapbuffer overflow in file decode-ethernet.c (master)
Bug #2947: rust/dhcp: panic in dhcp parser (master)
Bug #2948: mpls: cast of misaligned data leads to undefined behvaviour (master)
Bug #2949: rust/ftp: panic in ftp parser (master)
Bug #2950: rust/nfs: integer underflow (master)
Task #2297: deprecate: dns.log
Task #2376: deprecate: files-json.log
Task #2379: deprecate: Tilera / Tile support
Task #2849: Remove C SMB parser.
Task #2850: Remove C DNS parsers.

4.1.2 -- 2018-12-21

Feature #1863: smtp: improve pipelining support
Feature #2748: bundle libhtp 0.5.29
Feature #2749: bundle suricata-update 1.0.3
Bug #2682: python-yaml Not Listed As Ubuntu Prerequisite
Bug #2736: DNS Golden Transaction ID - detection bypass
Bug #2745: Invalid detect-engine config could lead to segfault
Bug #2752: smb: logs for IOCTL and DCERPC have tree_id value of 0

4.1.1 -- 2018-12-17

Feature #2637: af-packet: improve error output for BPF loading failure
Feature #2671: Add Log level to suricata.log when using JSON type
Bug #2502: suricata.c ConfigGetCaptureValue - PCAP/AFP fallthrough to strip_trailing_plus
Bug #2528: krb parser not always parsing tgs responses
Bug #2633: Improve errors handling in AF_PACKET
Bug #2653: llc detection failure in configure.ac
Bug #2677: coverity: ja3 potential memory leak
Bug #2679: build with profiling enabled on generates compile warnings
Bug #2704: DNSv1 for Rust enabled builds.
Bug #2705: configure: Test for PyYAML and disable suricata-update if not installed.
Bug #2716: Stats interval are 1 second too early each tick
Bug #2717: nfs related panic in 4.1
Bug #2719: Failed Assertion, Suricata Abort - util-mpm-hs.c line 163 (4.1.x)
Bug #2723: dns v2 json output should always set top-level rrtype in responses
Bug #2730: rust/dns/lua - The Lua calls for DNS values when using Rust don't behave the same as the C implementation.
Bug #2731: multiple instances of transaction loggers are broken
Bug #2734: unix runmode deadlock when using too many threads

4.1.0 -- 2018-11-06

Bug #2467: 4.1beta1 - non rust builds with SMB enabled
Bug #2657: smtp segmentation fault
Bug #2663: libhtp 0.5.28

4.1.0-rc2 -- 2018-10-16

Feature #2279: TLS 1.3 decoding, SNI extraction and logging
Feature #2562: Add http_port in http eve-log if specified in the hostname
Feature #2567: multi-tenancy: add 'device' selector
Feature #2638: community flow id
Optimization #2579: tcp: SegmentSmack
Optimization #2580: ip: FragmentSmack
Bug #2100: af_packet: High latency
Bug #2212: profiling: app-layer profiling shows time spent in HTTP on UDP
Bug #2419: Increase size of length of Decoder handlers from uint16 to uint32
Bug #2491: async-oneside and midstream not working as expected
Bug #2522: The cross-effects of rules on each other, without the use of flowbits.
Bug #2541: detect-parse: missing space in error message
Bug #2552: "Drop" action is logged as "allowed" in af_packet and netmap modes
Bug #2554: suricata does not detect a web-attack
Bug #2555: Ensure strings in eve-log are json-encodable
Bug #2558: negated fileext and filename do not work as expected
Bug #2559: DCE based rule false positives
Bug #2566: memleak: applayer dhcp with 4.1.0-dev (rev 9370805)
Bug #2570: Signature affecting another's ability to detect and alert
Bug #2571: coredump: liballoc/vec.rs dhcp
Bug #2573: prefilter keyword doesn't work when detect.prefilter.default=mpm
Bug #2574: prefilter keyword as alias for fast_pattern is broken
Bug #2603: memleak/coredump: Ja3BufferInit
Bug #2604: memleak: DetectEngineStateAlloc with ipsec-events.rules
Bug #2606: File descriptor leak in af-packet mode
Bug #2615: processing of nonexistent pcap 

4.1.0-rc1 -- 2018-07-20

Feature #2292: flow: add icmpv4 and improve icmpv6 flow handling
Feature #2298: pcap: store pcaps in compressed form
Feature #2416: Increase XFF coverage to files and http log
Feature #2417: Add Option to Delete Pcap Files After Processing
Feature #2455: Add WinDivert source to Windows builds
Feature #2456: LZ4 compression for pcap logs
Optimization #2461: Let user to explicit disable libnss and libnspr support
Bug #1929: yaml: ConfYamlHandleInclude memleak
Bug #2090: Rule-reload in multi-tenancy is buggy
Bug #2217: event_type flow is missing icmpv4 (while it has icmpv6) info wherever available
Bug #2463: memleak: gitmaster flash decompression - 4.1.0-dev (rev efdc592)
Bug #2469: The autoconf script throws and error when af_packet is enabled and then continues
Bug #2481: integer overflow caused by casting uin32 to uint16 in detection
Bug #2492: Inverted IP params in fileinfo events
Bug #2496: gcc 8 warnings
Bug #2498: Lua file output script causes a segfault when protocol is not HTTP
Bug #2501: Suricata stops inspecting TCP stream if a TCP RST was met
Bug #2504: ntp parser update cause build failure
Bug #2505: getrandom prevents any suricata start commands on more later OS's
Bug #2511: Suricata gzip unpacker bypass
Bug #2515: memleak: when using smb rules without rust
Bug #2516: Dead lock caused by unix command register-tenant
Bug #2518: Tenant rules reload completely broken in 4.x.x
Bug #2520: Invalid application layer logging in alert for DNS
Bug #2521: rust: dns warning during compile
Bug #2536: libhtp 0.5.27
Bug #2542: ssh out of bounds read
Bug #2543: enip out of bounds read

4.1.0-beta1 -- 2018-03-22

Feature #550: Extract file attachments from FTP
Feature #646: smb log feature to be introduced
Feature #719: finish/enable smb2 app layer parser
Feature #723: Add support for smb 3
Feature #724: Prevent resetting in UNIX socket mode
Feature #735: Introduce content_len keyword
Feature #741: Introduce endswith keyword
Feature #742: startswith keyword
Feature #1006: transformation api
Feature #1198: more compact dns logging
Feature #1201: file-store metadata in JSON format
Feature #1386: offline: add pcap file name to EVE
Feature #1458: unix-socket - make rule load errs available
Feature #1476: Suricata Unix socket PCAP processing stats should not need to reset after each run
Feature #1579: Support Modbus Unit Identifier
Feature #1585: unix-socket: improve information regarding ruleset
Feature #1600: flash file decompression for file_data
Feature #1678: open umask settings or make them configurable
Feature #1948: allow filestore name configuration options
Feature #1949: only write unique files
Feature #2020: eve: add body of signature to eve.json alert
Feature #2062: tls: reimplement tls.fingerprint
Feature #2076: Strip whitespace from buffers
Feature #2086: DNS answer for a NS containing multiple name servers should only be one line
Feature #2142: filesize: support other units than only bytes
Feature #2192: JA3 TLS client fingerprinting
Feature #2199: DNS answer events compacted
Feature #2222: Batch submission of PCAPs over the socket
Feature #2253: Log rule metadata in alert event
Feature #2285: modify memcaps over unix socket
Feature #2295: decoder: support PCAP LINKTYPE_IPV4
Feature #2299: pcap: read directory with pcaps from the commandline
Feature #2303: file-store enhancements (aka file-store v2): deduplication; hash-based naming; json metadata and cleanup tooling
Feature #2352: eve: add "metadata" field to alert (rework of vars)
Feature #2382: deprecate: CUDA support
Feature #2399: eBPF and XDP bypass for AF_PACKET capture method
Feature #2464: tftp logging
Optimization #2193: random: support getrandom(2) if available
Optimization #2302: rule parsing: faster parsing by not using pcre
Bug #993: libhtp upgrade to handle responses first
Bug #1503: lua output setup failure does not exit engine with --init-errors-fatal
Bug #1788: af-packet coverity warning
Bug #1842: Duplicated analyzer in Prelude alert
Bug #1904: modbus: duplicate alerts / detection unaware of direction
Bug #2202: BUG_ON asserts in AppLayerIncFlowCounter
Bug #2229: mem leak AFP with 4.0.0-dev (rev 1180687)
Bug #2240: suricatasc dump-counters returns error when return message is larger than 4096
Bug #2252: Rule parses in 4.0 when flow to client is set and http_client_body is used.
Bug #2258: rate_filter inconsistency: triggered after "count" detections when by_rule, and after count+1 detections when by_src/by_dst.
Bug #2268: Don't printf util-enum errors
Bug #2288: Suricata segfaults on ICMP and flowint check
Bug #2294: rules: depth < content rules not rejected (master)
Bug #2307: segfault in http_start with 4.1.0-dev (rev 83f220a)
Bug #2335: conf: stack-based buffer-overflow in ParseFilename
Bug #2345: conf: Memory-leak in DetectAddressTestConfVars
Bug #2346: conf: NULL-pointer dereference in ConfUnixSocketIsEnable
Bug #2347: conf: use of NULL-pointer in DetectLoadCompleteSigPath
Bug #2349: conf: multiple NULL-pointer dereferences in FlowInitConfig
Bug #2353: Command Line Options Ignored with pcap-file-continuous setting
Bug #2354: conf: multiple NULL-pointer dereferences in StreamTcpInitConfig
Bug #2356: coverity issues in new pcap file/directory handling
Bug #2360: possible deadlock with signal handling
Bug #2364: rust/dns: logging missing string versions of rtypes and rcodes
Bug #2365: rust/dns: flooded by 'LogDnsLogger not implemented for Rust DNS'
Bug #2367: Conf: Multipe NULL-pointer dereferences in HostInitConfig
Bug #2368: Conf: Multipe NULL-pointer dereferences after ConfGetBool in StreamTcpInitConfig
Bug #2370: Conf: Multipe NULL-pointer dereferences in PostConfLoadedSetup
Bug #2390: mingw linker error with rust
Bug #2391: libhtp 0.5.26
Bug #2394: Pcap Directory May Miss Files
Bug #2397: Call to panic()! macro in Rust NFS decoder causes crash on malformed NFS traffic
Bug #2398: Lua keyword cmd help documentation pointing to old docs
Bug #2402: http_header_names doesn't operate as documented
Bug #2403: Crash for offline pcap mode when running in single mode
Bug #2407: Fix timestamp offline when pcap timestamp is zero
Bug #2408: fix print backslash in PrintRawUriFp
Bug #2414: NTP parser registration frees used memory
Bug #2418: Skip configuration "include" nodes when file is empty
Bug #2420: Use pthread_sigmask instead of sigprogmask for signal handling
Bug #2425: DNP3 memcpy buffer overflow
Bug #2427: Suricata 3.x.x and 4.x.x do not parse HTTP responses if tcp data was sent before 3-way-handshake completed
Bug #2430: http eve log data source/dest flip
Bug #2437: rust/dns: Core Dump with malformed traffic
Bug #2442: der parser: bad input consumes cpu and memory
Bug #2446: http bodies / file_data: thread space creation writing out of bounds (master)
Bug #2451: Missing Files Will Cause Pcap Thread to No Longer Run in Unix Socket Mode
Bug #2454: master - suricata.c:2473-2474 - SIGUSR2 not wrapped in #ifndef OS_WIN32
Bug #2466: [4.1beta1] Messages with SC_LOG_CONFIG level are logged to syslog with EMERG priority

4.0.1 -- 2017-10-18

Bug #2050: TLS rule mixes up server and client certificates
Bug #2064: Rules with dual classtype do not error
Bug #2074: detect msg: memory leak
Bug #2102: Rules with dual sid do not error
Bug #2103: Rules with dual rev do not error
Bug #2151: The documentation does not reflect current suricata.yaml regarding cpu-affinity
Bug #2194: rust/nfs: sigabrt/rust panic - 4.0.0-dev (rev fc22943)
Bug #2197: rust build with lua enabled fails on x86
Bug #2201: af_packet: suricata leaks memory with use-mmap enabled and incorrect BPF filter
Bug #2207: DNS UDP "Response" parsing recording an incorrect value
Bug #2208: mis-structured JSON stats output if interface name is shortened
Bug #2226: improve error message if stream memcaps too low
Bug #2228: enforcing specific number of threads with autofp does not seem to work
Bug #2244: detect state uses broken offset logic (4.0.x)
Feature #2114: Redis output: add RPUSH support
Feature #2152: Packet and Drop Counters for Napatech

4.0.0 -- 2017-07-27

Feature #2138: Create a sample systemd service file.
Feature #2184: rust: increase minimally supported rustc version to 1.15
Bug #2169: dns/tcp: reponse traffic leads to 'app_proto_tc: failed'
Bug #2170: Suricata fails on large BPFs with AF_PACKET
Bug #2185: rust: build failure if libjansson is missing
Bug #2186: smb dcerpc segfaults in StubDataParser
Bug #2187: hyperscan: mpm setup error leads to crash

4.0.0-rc2 -- 2017-07-13

Feature #744: Teredo configuration
Feature #1748: lua: expose tx in alert lua scripts
Bug #1855: alert number output
Bug #1888: noalert in a pass rule disables the rule
Bug #1957: PCRE lowercase enforcement in http_host buffer does not allow for upper case in hex-encoding
Bug #1958: Possible confusion or bypass within the stream engine with retransmits.
Bug #2110: isdataat: keyword memleak
Bug #2162: rust/nfs: reachable asserting rust panic
Bug #2175: rust/nfs: panic - 4.0.0-dev (rev 7c25a2d)
Bug #2176: gcc 7.1.1 'format truncation' compiler warnings
Bug #2177: asn1/der: stack overflow

4.0.0-rc1 -- 2017-06-28

Feature #2095: eve: http body in alert event
Feature #2131: nfs: implement GAP support
Feature #2156: Add app_proto or partial flow entry to alerts
Feature #2163: ntp parser
Feature #2164: rust: external parser crate support
Bug #1930: Segfault when event rule is invalid
Bug #2038: validate app-layer API use
Bug #2101: unix socket: stalling due to being unable to disable detect thread
Bug #2109: asn1: keyword memleak
Bug #2117: byte_extract and byte_test collaboration doesnt work on 3.2.1
Bug #2141: 4.0.0-dev (rev 8ea9a5a) segfault
Bug #2143: Bypass cause missing alert on packets only signatures
Bug #2144: rust: panic in dns/tcp
Bug #2148: rust/dns: panic on malformed rrnames
Bug #2153: starttls 'tunnel' packet issue - nfq_handle_packet error -1
Bug #2154: Dynamic stack overflow in payload printable output
Bug #2155: AddressSanitizer double-free error
Bug #2157: Compilation Issues Beta 4.0
Bug #2158: Suricata v4.0.0-beta1 dns_query; segmentation fault
Bug #2159: http: 2221028 triggers on underscore in hostname
Bug #2160: openbsd: pcap with raw datalink not supported
Bug #2161: libhtp 0.5.25
Bug #2165: rust: releases should include crate dependencies (cargo-vendor)

4.0.0-beta1 -- 2017-06-07

Feature #805: Add support for applayer change
Feature #806: Implement STARTTLS support
Feature #1636: Signal rotation of unified2 log file without restart
Feature #1953: lua: expose flow_id
Feature #1969: TLS transactions with session resumption are not logged
Feature #1978: Using date in logs name
Feature #1998: eve.tls: custom TLS logging
Feature #2006: tls: decode certificate serial number
Feature #2011: eve.alert: print outside IP addresses on alerts on traffic inside tunnels
Feature #2046: Support custom file permissions per logger
Feature #2061: lua: get timestamps from flow
Feature #2077: Additional HTTP Header Contents and Negation
Feature #2123: unix-socket: additional runmodes
Feature #2129: nfs: parser, logger and detection
Feature #2130: dns: rust parser with stateless behaviour
Feature #2132: eve: flowbit and other vars logging
Feature #2133: unix socket: add/remove hostbits
Bug #1335: suricata option --pidfile overwrites any file
Bug #1470: make install-full can have race conditions on OSX.
Bug #1759: CentOS5 EOL tasks
Bug #2037: travis: move off legacy support
Bug #2039: suricata stops processing when http-log output via unix_stream backs up
Bug #2041: bad checksum 0xffff
Bug #2044: af-packet: faulty VLAN handling in tpacket-v3 mode
Bug #2045: geoip: compile warning on CentOS 7
Bug #2049: Empty rule files cause failure exit code without corresponding message
Bug #2051: ippair: xbit unset memory leak
Bug #2053: ippair: pair is direction sensitive
Bug #2070: file store: file log / file store mismatch with multiple files
Bug #2072: app-layer: fix memleak on bad traffic
Bug #2078: http body handling: failed assertion
Bug #2088: modbus: clang-4.0 compiler warnings
Bug #2093: Handle TCP stream gaps.
Bug #2097: "Name of device should not be null" appears in suricata.log when using pfring with configuration from suricata.yaml
Bug #2098: isdataat: fix parsing issue with leading spaces
Bug #2108: pfring: errors when compiled with asan/debug
Bug #2111: doc: links towards http_header_names
Bug #2112: doc: links towards certain http_ keywords not working
Bug #2113: Race condition starting Unix Server
Bug #2118: defrag - overlap issue in linux policy
Bug #2125: ASAN SEGV - Suricata version 4.0dev (rev 922a27e)
Optimization #521: Introduce per stream thread segment pool
Optimization #1873: Classtypes missing on decoder-events,files, and stream-events

3.2.1 -- 2017-02-15

Feature #1951: Allow building without libmagic/file
Feature #1972: SURICATA ICMPv6 unknown type 143 for MLDv2 report
Feature #2010: Suricata should confirm SSSE3 presence at runtime when built with Hyperscan support
Bug #467: compilation with unittests & debug validation
Bug #1780: VLAN tags not forwarded in afpacket inline mode
Bug #1827: Mpm AC fails to alloc memory
Bug #1843: Mpm Ac: int overflow during init
Bug #1887: pcap-log sets snaplen to -1
Bug #1946: can't get response info in some situation
Bug #1973: suricata fails to start because of unix socket
Bug #1975: hostbits/xbits memory leak
Bug #1982: tls: invalid record event triggers on valid traffic
Bug #1984: http: protocol detection issue if both sides are malformed
Bug #1985: pcap-log: minor memory leaks
Bug #1987: log-pcap: pcap files created with invalid snaplen
Bug #1988: tls_cert_subject bug
Bug #1989: SMTP protocol detection is case sensitive
Bug #1991: Suricata cannot parse ports: "![1234, 1235]"
Bug #1997: tls-store: bug that cause Suricata to crash
Bug #2001: Handling of unsolicited DNS responses.
Bug #2003: BUG_ON body sometimes contains side-effectual code
Bug #2004: Invalid file hash computation when force-hash is used
Bug #2005: Incoherent sizes between request, capture and http length
Bug #2007: smb: protocol detection just checks toserver
Bug #2008: Suricata 3.2, pcap-log no longer works due to timestamp_pattern PCRE
Bug #2009: Suricata is unable to get offloading settings when run under non-root
Bug #2012: dns.log does not log unanswered queries
Bug #2017: EVE Log Missing Fields
Bug #2019: IPv4 defrag evasion issue
Bug #2022: dns: out of bound memory read

3.2 -- 2016-12-01

Bug #1117: PCAP file count does not persist
Bug #1577: luajit scripts load error
Bug #1924: Windows dynamic DNS updates trigger 'DNS malformed request data' alerts
Bug #1938: suricata: log handling issues
Bug #1955: luajit script init failed
Bug #1960: Error while parsing rule with PCRE keyword with semicolon
Bug #1961: No error on missing semicolon between depth and classtype
Bug #1965: dnp3/enip/cip keywords naming convention
Bug #1966: af-packet fanout detection broken on Debian Jessie (master)

3.2RC1 -- 2016-11-01

Feature #1906: doc: install man page and ship pdf
Feature #1916: lua: add an SCPacketTimestamp function
Feature #1867: rule compatibility: flow:not_established not supported.
Bug #1525: Use pkg-config for libnetfilter_queue
Bug #1690: app-layer-proto negation issue
Bug #1909: libhtp 0.5.23
Bug #1914: file log always shows stored: no even if file is stored
Bug #1917: nfq: bypass SEGV
Bug #1919: filemd5: md5-list does not allow comments any more
Bug #1923: dns - back to back requests results in loss of response
Bug #1928: flow bypass leads to memory errors
Bug #1931: multi-tenancy fails to start
Bug #1932: make install-full does not install tls-events.rules
Bug #1935: Check redis reply in non pipeline mode
Bug #1936: Can't set fast_pattern on tls_sni content

3.2beta1 -- 2016-10-03

Feature #509: add SHA1 and SHA256 checksum support for files
Feature #1231: ssl_state negation support
Feature #1345: OOBE -3- disable NIC offloading by default
Feature #1373: Allow different reassembly depth for filestore rules
Feature #1495: EtherNet/IP and CIP support
Feature #1583: tls: validity fields (notBefore and notAfter)
Feature #1657: Per application layer stats
Feature #1896: Reimplement tls.subject and tls.isserdn
Feature #1903: tls: tls_cert_valid and tls_cert_expired keywords
Feature #1907: http_request_line and http_response_line
Optimization #1044: TLS buffers evaluated by fast_pattern matcher.
Optimization #1277: Trigger second live rule-reload while first one is in progress
Bug #312: incorrect parsing of rules with missing semi-colon for keywords
Bug #712: wildcard matches on tls.subject
Bug #1353: unix-command socket created with last character missing
Bug #1486: invalid rule: parser err msg not descriptive enough
Bug #1525: Use pkg-config for libnetfilter_queue
Bug #1893: tls: src_ip and dest_ip reversed in TLS events for IPS vs IDS mode.
Bug #1898: Inspection does not always stop when stream depth is reached

3.1.2 -- 2016-09-06

Feature #1830: support 'tag' in eve log
Feature #1870: make logged flow_id more unique
Feature #1874: support Cisco Fabric Path / DCE
Feature #1885: eve: add option to log all dropped packets
Bug #1849: ICMPv6 incorrect checksum alert if Ethernet FCS is present
Bug #1853: suricata is matching everything on dce_stub_data buffer
Bug #1854: unified2: logging of tagged packets not working
Bug #1856: PCAP mode device not found
Bug #1858: Lots of TCP 'duplicated option/DNS malformed request data' after upgrading from 3.0.1 to 3.1.1
Bug #1878: dns: crash while logging sshfp records
Bug #1880: icmpv4 error packets can lead to missed detection in tcp/udp
Bug #1884: libhtp 0.5.22

3.1.1 -- 2016-07-13

Feature #1775: Lua: SMTP-support
Bug #1419: DNS transaction handling issues
Bug #1515: Problem with Threshold.config when using more than one IP
Bug #1664: Unreplied DNS queries not logged when flow is aged out
Bug #1808: Can't set thread priority after dropping privileges.
Bug #1821: Suricata 3.1 fails to start on CentOS6
Bug #1839: suricata 3.1 configure.ac says >=libhtp-0.5.5, but >=libhtp-0.5.20 required
Bug #1840: --list-keywords and --list-app-layer-protos not working
Bug #1841: libhtp 0.5.21
Bug #1844: netmap: IPS mode doesn't set 2nd iface in promisc mode
Bug #1845: Crash on disabling a app-layer protocol when it's logger is still enabled
Optimization #1846: af-packet: improve thread calculation logic
Optimization #1847: rules: don't warn on empty files

3.1 -- 2016-06-20

Bug #1589: Cannot run nfq in workers mode
Bug #1804: yaml: legacy detect-engine parsing custom values broken

3.1RC1 -- 2016-06-07

Feature #681: Implement TPACKET_V3 support in AF_PACKET
Feature #1134: tls: server name rule keyword
Feature #1343: OOBE -1- increasing the default stream.memcap and stream.reassembly.memcap values
Feature #1344: OOBE -2- decreasing the default flow-timeouts (at least for TCP)
Feature #1563: dns: log sshfp records
Feature #1760: Unit tests: Don't register return value, use 1 for success, 0 for failure.
Feature #1761: Unit tests: Provide macros for clean test failures.
Feature #1762: default to AF_PACKET for -i if available
Feature #1785: hyperscan spm integration
Feature #1789: hyperscan mpm: enable by default
Feature #1797: netmap: implement 'threads: auto'
Feature #1798: netmap: warn about NIC offloading on FreeBSD
Feature #1800: update bundled libhtp to 0.5.20
Feature #1801: reduce info level verbosity
Feature #1802: yaml: improve default layout
Feature #1803: reimplement rule grouping
Bug #1078: 'Not" operator (!) in Variable causes extremely slow loading of Suricata
Bug #1202: detect-engine profile medium consumes more memory than detect-engine profile high
Bug #1289: MPM b2gm matcher has questionable code
Bug #1487: Configuration parser depends on key ordering
Bug #1524: Potential Thread Name issues due to RHEL7 Interface Naming Contentions
Bug #1584: Rule keywords conflict will cause Suricata restart itself in loop
Bug #1606: [ERRCODE: SC_ERR_SYSCALL(50)] - Failure when trying to get MTU via ioctl: 6
Bug #1665: Default maximum packet size is insufficient when VLAN tags are present (and not stripped)
Bug #1714: Kernel panic on application exit with netmap Suricata 3.0 stable
Bug #1746: deadlock with autofp and --disable-detection
Bug #1764: app-layer-modbus: AddressSanitizer error (segmentation fault)
Bug #1768: packet processing threads doubled
Bug #1771: tls store memory leak
Bug #1773: smtp: not all attachments inspected in all cases
Bug #1786: spm crash on rule reload
Bug #1792: dns-json-log produces no output
Bug #1795: Remove unused CPU affinity settings from suricata.yaml
Optimization #563: pmq optimization -- remove patter_id_array
Optimization #1037: Optimize TCP Option storage
Optimization #1418: lockless flow handling during capture (autofp)
Optimization #1784: reduce storage size of IPv4 options and IPv6 ext hdrs

3.0.1 -- 2016-04-04

Feature #1704: hyperscan mpm integration
Feature #1661: Improved support for xbits/hostbits (in particular ip_pair) when running with multiple threads
Bug #1697: byte_extract incompatibility with Snort.
Bug #1737: Stats not reset between PCAPs when Suricata runs in socket mode

3.0.1RC1 -- 2016-03-23

Feature #1535: Expose the certificate itself in TLS-lua
Feature #1696: improve logged flow_id
Feature #1700: enable "relro" and "now" in compile options for 3.0
Feature #1734: gre: support transparent ethernet bridge decoding
Feature #1740: Create counters for decode-events errors
Bug #873: suricata.yaml: .mgc is NOT actually added to value for magic file
Bug #1166: tls: CID 1197759: Resource leak (RESOURCE_LEAK)
Bug #1268: suricata and macos/darwin: [ERRCODE: SC_ERR_MAGIC_LOAD(197)] - magic_load failed: File 5.19 supports only version 12 magic files. `/usr/share/file/magic.mgc' is version 7
Bug #1359: memory leak
Bug #1411: Suricata generates huge load when nfq_create_queue failed
Bug #1570: stream.inline defaults to IDS mode if missing
Bug #1591: afpacket: unsupported datalink type 65534 on tun device
Bug #1619: Per-Thread Delta Stats Broken
Bug #1638: rule parsing issues: rev
Bug #1641: Suricata won't build with --disable-unix-socket when libjansson is enabled
Bug #1646: smtp: fix inspected tracker values
Bug #1660: segv when using --set on a list
Bug #1669: Suricate 3.0RC3 segfault after 10 hours
Bug #1670: Modbus compiler warnings on Fedora 23
Bug #1671: Cygwin Windows compilation with libjansson from source
Bug #1674: Cannot use 'tag:session' after base64_data keyword
Bug #1676: gentoo build error
Bug #1679: sensor-name configuration parameter specified in wrong place in default suricata.yaml
Bug #1680: Output sensor name in json
Bug #1684: eve: stream payload has wrong direction in IPS mode
Bug #1686: Conflicting "no" for "totals" and "threads" in stats output
Bug #1689: Stack overflow in case of variables misconfiguration
Bug #1693: Crash on Debian with libpcre 8.35
Bug #1695: Unix Socket missing dump-counters mode
Bug #1698: Segmentation Fault at detect-engine-content-inspection.c:438 (master)
Bug #1699: CUDA build broken
Bug #1701: memory leaks
Bug #1702: TLS SNI parsing issue
Bug #1703: extreme slow down in HTTP multipart parsing
Bug #1706: smtp memory leaks
Bug #1707: malformed json if message is too big
Bug #1708: dcerpc memory leak
Bug #1709: http memory leak
Bug #1715: nfq: broken time stamps with recent Linux kernel 4.4
Bug #1717: Memory leak on Suricata 3.0 with Netmap
Bug #1719: fileinfo output wrong in eve in http
Bug #1720: flowbit memleak
Bug #1724: alert-debuglog: non-decoder events won't trigger rotation.
Bug #1725: smtp logging memleak
Bug #1727: unix socket runmode per pcap memory leak
Bug #1728: unix manager command channel memory leaks
Bug #1729: PCRE jit is disabled/blacklisted when it should not
Bug #1731: detect-tls memory leak
Bug #1735: cppcheck: Shifting a negative value is undefined behaviour
Bug #1736: tls-sni: memory leaks on malformed traffic
Bug #1742: vlan use-for-tracking including Priority in hashing
Bug #1743: compilation with musl c library fails
Bug #1744: tls: out of bounds memory read on malformed traffic
Optimization #1642: Add --disable-python option

3.0 -- 2016-01-27

Bug #1673: smtp: crash during mime parsing

3.0RC3 -- 2015-12-21

Bug #1632: Fail to download large file with browser
Bug #1634: Fix non thread safeness of Prelude analyzer
Bug #1640: drop log crashes
Bug #1645: Race condition in unix manager
Bug #1647: FlowGetKey flow-hash.c:240 segmentation fault (master)
Bug #1650: DER parsing issue (master)

3.0RC2 -- 2015-12-08

Bug #1551: --enable-profiling-locks broken
Bug #1602: eve-log prefix field feature broken
Bug #1614: app_proto key missing from EVE file events
Bug #1615: disable modbus by default
Bug #1616: TCP reassembly bug
Bug #1617: DNS over TCP parsing issue
Bug #1618: SMTP parsing issue
Feature #1635: unified2 output: disable by default

3.0RC1 -- 2015-11-25

Bug #1150: TLS store disabled by TLS EVE logging
Bug #1210: global counters in stats.log
Bug #1423: Unix domain log file writer should automatically reconnect if receiving program is restarted.
Bug #1466: Rule reload - Rules won't reload if rule files are listed in an included file.
Bug #1467: Specifying an IPv6 entry before an IPv4 entry in host-os-policy causes ASAN heap-buffer-overflow.
Bug #1472: Should 'goodsigs' be 'goodtotal' when checking if signatures were loaded in detect.c?
Bug #1475: app-layer-modbus: AddressSanitizer error (heap-buffer-overflow)
Bug #1481: Leading whitespace in flowbits variable names
Bug #1482: suricata 2.1 beta4: StoreStateTxFileOnly crashes
Bug #1485: hostbits - leading and trailing spaces are treated as part of the name and direction.
Bug #1488: stream_size <= and >= modifiers function as < and > (equality is not functional)
Bug #1491: pf_ring is not able to capture packets when running under non-root account
Bug #1493: config test (-T) doesn't fail on missing files
Bug #1494: off by one on rulefile count
Bug #1500: suricata.log
Bug #1508: address var parsing issue
Bug #1517: Order dependent, ambiguous YAML in multi-detect.
Bug #1518: multitenancy - selector vlan - vlan id range
Bug #1521: multitenancy - global vlan tracking relation to selector
Bug #1523: Decoded base64 payload short by 16 characters
Bug #1530: multitenant mapping relation
Bug #1531: multitenancy - confusing tenant id and vlan id output
Bug #1556: MTU setting on NIC interface not considered by af-packet
Bug #1557: stream: retransmission not detected
Bug #1565: defrag: evasion issue
Bug #1597: dns parser issue (master)
Bug #1601: tls: server name logging
Feature #1116: ips packet stats in stats.log
Feature #1137: Support IP lists in threshold.config
Feature #1228: Suricata stats.log in JSON format
Feature #1265: Replace response on Suricata dns decoder when dns error please
Feature #1281: long snort ruleset support for "SC_ERR_NOT_SUPPORTED(225): content length greater than 255 unsupported"
Feature #1282: support for base64_decode from snort's ruleset
Feature #1342: Support Cisco erspan traffic
Feature #1374: Write pre-aggregated counters for all threads
Feature #1408: multi tenancy for detection
Feature #1440: Load rules file from a folder or with a star pattern rather then adding them manually to suricata.yaml
Feature #1454: Proposal to add Lumberjack/CEE formatting option to EVE JSON syslog output for compatibility with rsyslog parsing
Feature #1492: Add HUP coverage to output json-log
Feature #1498: color output
Feature #1499: json output for engine messages
Feature #1502: Expose tls fields to lua
Feature #1514: SSH softwareversion regex should allow colon
Feature #1527: Add ability to compile as a Position-Independent Executable (PIE)
Feature #1568: TLS lua output support
Feature #1569: SSH lua support
Feature #1582: Redis output support
Feature #1586: Add flow memcap counter
Feature #1599: rule profiling: json output
Optimization #1269: Convert SM List from linked list to array

2.1beta4 -- 2015-05-08

Bug #1314: http-events performance issues
Bug #1340: null ptr dereference in Suricata v2.1beta2 (output-json.c:347)
Bug #1352: file list is not cleaned up
Bug #1358: Gradual memory leak using reload (kill -USR2 $pid)
Bug #1366: Crash if default_packet_size is below 32 bytes
Bug #1378: stats api doesn't call thread deinit funcs
Bug #1384: tcp midstream window issue (master)
Bug #1388: pcap-file hangs on systems w/o atomics support (master)
Bug #1392: http uri parsing issue (master)
Bug #1393: CentOS 5.11 build failures
Bug #1398: DCERPC traffic parsing issue (master)
Bug #1401: inverted matching on incomplete session
Bug #1402: When re-opening files on HUP (rotation) always use the append flag.
Bug #1417: no rules loaded - latest git - rev e250040
Bug #1425: dead lock in de_state vs flowints/flowvars
Bug #1426: Files prematurely truncated by detection engine even though force-md5 is enabled
Bug #1429: stream: last_ack update issue leading to stream gaps
Bug #1435: EVE-Log alert payload option loses data
Bug #1441: Local timestamps in json events
Bug #1446: Unit ID check in Modbus packet error
Bug #1449: smtp parsing issue
Bug #1451: Fix list-keywords regressions
Bug #1463: modbus parsing issue
Feature #336: Add support for NETMAP to Suricata.
Feature #885: smtp file_data support
Feature #1394: Improve TCP reuse support
Feature #1410: add alerts to EVE's drop logs
Feature #1445: Suricata does not work on pfSense/FreeBSD interfaces using PPPoE
Feature #1447: Ability to reject ICMP traffic
Feature #1448: xbits
Optimization #1014: app layer reassembly fast-path
Optimization #1377: flow manager: reduce (try)locking
Optimization #1403: autofp packet pool performance problems
Optimization #1409: http pipeline support for stateful detection

2.1beta3 -- 2015-01-29

Bug #977: WARNING on empty rules file is fatal (should not be)
Bug #1184: pfring: cppcheck warnings
Bug #1321: Flow memuse bookkeeping error
Bug #1327: pcre pkt/flowvar capture broken for non-relative matches (master)
Bug #1332: cppcheck: ioctl
Bug #1336: modbus: CID 1257762: Logically dead code (DEADCODE)
Bug #1351: output-json: duplicate logging (2.1.x)
Bug #1354: coredumps on quitting on OpenBSD
Bug #1355: Bus error when reading pcap-file on OpenBSD
Bug #1363: Suricata does not compile on OS X/Clang due to redefinition of string functions (2.1.x)
Bug #1365: evasion issues (2.1.x)
Feature #1261: Request for Additional Lua Capabilities
Feature #1309: Lua support for Stats output
Feature #1310: Modbus parsing and matching
Feature #1317: Lua: Indicator for end of flow
Feature #1333: unix-socket: allow (easier) non-root usage
Optimization #1339: flow timeout optimization
Optimization #1339: flow timeout optimization
Optimization #1371: mpm optimization

2.1beta2 -- 2014-11-06

Feature #549: Extract file attachments from emails
Feature #1312: Lua output support
Feature #899: MPLS over Ethernet support
Feature #707: ip reputation files - network range inclusion availability (cidr)
Feature #383: Stream logging
Feature #1263: Lua: Access to Stream Payloads
Feature #1264: Lua: access to TCP quad / Flow Tuple
Bug #1048: PF_RING/DNA config - suricata.yaml
Bug #1230: byte_extract, within combination not working
Bug #1257: Flow switch is missing from the eve-log section in suricata.yaml
Bug #1259: AF_PACKET IPS is broken in 2.1beta1
Bug #1260: flow logging at shutdown broken
Bug #1279: BUG: NULL pointer dereference when suricata was debug mode.
Bug #1280: BUG: IPv6 address vars issue
Bug #1285: Lua - http.request_line not working (2.1)
Bug #1287: Lua Output has dependency on eve-log:http
Bug #1288: Filestore keyword in wrong place will cause entire rule not to trigger
Bug #1294: Configure doesn't use --with-libpcap-libraries when testing PF_RING library
Bug #1301: suricata yaml - PF_RING load balance per hash option
Bug #1308: http_header keyword not matching when SYN|ACK and ACK missing (master)
Bug #1311: EVE output Unix domain socket not working (2.1)

2.1beta1 -- 2014-08-12

Feature #1155: Log packet payloads in eve alerts
Feature #1208: JSON Output Enhancement - Include Payload(s)
Feature #1248: flow/connection logging
Feature #1258: json: include HTTP info with Alert output
Optimization #1039: Packetpool should be a stack
Optimization #1241: pcap recording: record per thread

2.0.3 -- 2014-08-08

Bug #1236: fix potential crash in http parsing
Bug #1244: ipv6 defrag issue
Bug #1238: Possible evasion in stream-tcp-reassemble.c
Bug #1221: lowercase conversion table missing last value
Support #1207: Cannot compile on CentOS 5 x64 with --enable-profiling

2.0.2 -- 2014-06-25

Bug #1098: http_raw_uri with relative pcre parsing issue
Bug #1175: unix socket: valgrind warning
Bug #1189: abort() in 2.0dev (rev 6fbb955) with pf_ring 5.6.3
Bug #1195: nflog: cppcheck reports memleaks
Bug #1206: ZC pf_ring not working with Suricata 2.0.1 (or latest git)
Bug #1211: defrag issue
Bug #1212: core dump (after a while) when app-layer.protocols.http.enabled = yes
Bug #1214: Global Thresholds (sig_id 0, gid_id 0) not applied correctly if a signature has event vars
Bug #1217: Segfault in unix-manager.c line 529 when using --unix-socket and sending pcap files to be analized via socket
Feature #781: IDS using NFLOG iptables target
Feature #1158: Parser DNS TXT data parsing and logging
Feature #1197: liblua support
Feature #1200: sighup for log rotation

2.0.1 -- 2014-05-21

No changes since 2.0.1rc1

2.0.1rc1 -- 2014-05-12

Bug #978: clean up app layer parser thread local storage
Bug #1064: Lack of Thread Deinitialization For Decoder Modules
Bug #1101: Segmentation in AppLayerParserGetTxCnt
Bug #1136: negated app-layer-protocol FP on multi-TX flows
Bug #1141: dns response parsing issue
Bug #1142: dns tcp toclient protocol detection
Bug #1143: tls protocol detection in case of tls-alert
Bug #1144: icmpv6: unknown type events for MLD_* types
Bug #1145: ipv6: support PAD1 in DST/HOP extension hdr
Bug #1146: tls: event on 'new session ticket' in handshake
Bug #1159: Possible memory exhaustion when an invalid bpf-filter is used with AF_PACKET
Bug #1160: Pcaps submitted via Unix Socket do not finish processing in Suricata 2
Bug #1161: eve: src and dst mixed up in some cases
Bug #1162: proto-detect: make sure probing parsers for all registered ports are run
Bug #1163: HTP Segfault
Bug #1165: af_packet - one thread consistently not working
Bug #1170: rohash: CID 1197756: Bad bit shift operation (BAD_SHIFT)
Bug #1176: AF_PACKET IPS mode is broken in 2.0
Bug #1177: eve log do not show action 'dropped' just 'allowed'
Bug #1180: Possible problem in stream tracking
Feature #1157: Always create pid file if --pidfile command line option is provided.
Feature #1173: tls: OpenSSL heartbleed detection

2.0 -- 2014-03-25

Bug #1151: tls.store not working when a TLS filter keyword is used

2.0rc3 -- 2014-03-18

Bug #1127: logstash & suricata parsing issue
Bug #1128: Segmentation fault - live rule reload
Bug #1129: pfring cluster & ring initialization
Bug #1130: af-packet flow balancing problems
Bug #1131: eve-log: missing user agent reported inconsistently
Bug #1133: eve-log: http depends on regular http log
Bug #1135: 2.0rc2 release doesn't set optimization flag on GCC
Bug #1138: alert fastlog drop info missing

2.0rc2 -- 2014-03-06

Bug #611: fp: rule with ports matching on portless proto
Bug #985: default config generates rule warnings and errors
Bug #1021: 1.4.6: conf_filename not checked before use
Bug #1089: SMTP: move depends on uninitialised value
Bug #1090: FTP: Memory Leak
Bug #1091: TLS-Handshake: Uninitialized value
Bug #1092: HTTP: Memory Leak
Bug #1108: suricata.yaml config parameter - segfault
Bug #1109: PF_RING vlan handling
Bug #1110: Can have the same Pattern ID (pid) for the same pattern but different case flags
Bug #1111: capture stats at exit incorrect
Bug #1112: tls-events.rules file missing
Bug #1115: nfq: exit stats not working
Bug #1120: segv with pfring/afpacket and eve-log enabled
Bug #1121: crash in eve-log
Bug #1124: ipfw build broken
Feature #952: Add VLAN tag ID to all outputs
Feature #953: Add QinQ tag ID to all outputs
Feature #1012: Introduce SSH log
Feature #1118: app-layer protocols http memcap - info in verbose mode (-v)
Feature #1119: restore SSH protocol detection and parser

2.0rc1 -- 2014-02-13

Bug #839: http events alert multiple times
Bug #954: VLAN decoder stats with AF Packet get written to the first thread only - stats.log
Bug #980: memory leak in http buffers at shutdown
Bug #1066: logger API's for packet based logging and tx based logging
Bug #1068: format string issues with size_t + qa not catching them
Bug #1072: Segmentation fault in 2.0beta2: Custom HTTP log segmentation fault
Bug #1073: radix tree lookups are not thread safe
Bug #1075: CUDA 5.5 doesn't compile with 2.0 beta 2
Bug #1079: Err loading rules with variables that contain negated content.
Bug #1080: segfault - 2.0dev (rev 6e389a1)
Bug #1081: 100% CPU utilization with suricata 2.0 beta2+
Bug #1082: af-packet vlan handling is broken
Bug #1103: stats.log not incrementing decoder.ipv4/6 stats when reading in QinQ packets
Bug #1104: vlan tagged fragmentation
Bug #1106: Git compile fails on Ubuntu Lucid
Bug #1107: flow timeout causes decoders to run on pseudo packets
Feature #424: App layer registration cleanup - Support specifying same alproto names in rules for different ip protocols
Feature #542: TLS JSON output
Feature #597: case insensitive fileext match
Feature #772: JSON output for alerts
Feature #814: QinQ tag flow support
Feature #894: clean up output
Feature #921: Override conf parameters
Feature #1007: united output
Feature #1040: Suricata should compile with -Werror
Feature #1067: memcap for http inside suricata
Feature #1086: dns memcap
Feature #1093: stream: configurable segment pools
Feature #1102: Add a decoder.QinQ stats in stats.log
Feature #1105: Detect icmpv6 on ipv4

2.0beta2 -- 2013-12-18

Bug #463: Suricata not fire on http reply detect if request are not http
Bug #640: app-layer-event:http.host_header_ambiguous set when it shouldn't
Bug #714: some logs not created in daemon mode
Bug #810: Alerts on http traffic storing the wrong packet as the IDS event payload
Bug #815: address parsing with negation
Bug #820: several issues found by clang 3.2
Bug #837: Af-packet statistics inconsistent under very high traffic
Bug #882: MpmACCudaRegister shouldn't call PatternMatchDefaultMatcher
Bug #887: http.log printing unknown hostname most of the time
Bug #890: af-packet segv
Bug #892: detect-engine.profile - custom - does not err out in incorrect toclient/srv values - suricata.yaml
Bug #895: response: rst packet bug
Bug #896: pfring dna mode issue
Bug #897: make install-full fails if wget is missing
Bug #903: libhtp valgrind warning
Bug #907: icmp_seq and icmp_id keyword with icmpv6 traffic (master)
Bug #910: make check fails w/o sudo/root privs
Bug #911: HUP signal
Bug #912: 1.4.3: Unit test in util-debug.c: line too long.
Bug #914: Having a high number of pickup queues (216+) makes suricata crash
Bug #915: 1.4.3: log-pcap.c: crash on printing a null filename
Bug #917: 1.4.5: decode-ipv6.c: void function cannot return value
Bug #920: Suricata failed to parse address
Bug #922: trackers value in suricata.yaml
Bug #925: prealloc-sessions value bigger than allowed in suricata.yaml
Bug #926: prealloc host value in suricata.yaml
Bug #927: detect-thread-ratio given a non numeric value in suricata.yaml
Bug #928: Max number of threads
Bug #932: wrong IP version - on stacked layers
Bug #939: thread name buffers are sized inconsistently
Bug #943: pfring: see if we can report that the module is not loaded
Bug #948: apple ppc64 build broken: thread-local storage not supported for this target
Bug #958: SSL parsing issue (master)
Bug #963: XFF compile failure on OSX
Bug #964: Modify negated content handling
Bug #967: threshold rule clobbers suppress rules
Bug #968: unified2 not logging tagged packets
Bug #970: AC memory read error
Bug #973: Use different ids for content patterns which are the same, but one of them has a fast_pattern chop set on it.
Bug #976: ip_rep supplying different no of alerts for 2 different but semantically similar rules
Bug #979: clean up app layer protocol detection memory
Bug #982: http events missing
Bug #987: default config generates error(s)
Bug #988: suricata don't exit in live mode
Bug #989: Segfault in HTPStateGetTxCnt after a few minutes
Bug #991: threshold mem leak
Bug #994: valgrind warnings in unittests
Bug #995: tag keyword: tagging sessions per time is broken
Bug #998: rule reload triggers app-layer-event FP's
Bug #999: delayed detect inits thresholds before de_ctx
Bug #1003: Segmentation fault
Bug #1023: block rule reloads during delayed detect init
Bug #1026: pfring: update configure to link with -lrt
Bug #1031: Fix IPv6 stream pseudo packets
Bug #1035: http uri/query normalization normalizes 'plus' sign to space
Bug #1042: Can't match "emailAddress" field in tls.subject and tls.issuerdn
Bug #1061: Multiple flowbit set in one rule
Feature #234: add option disable/enable individual app layer protocol inspection modules
Feature #417: ip fragmentation time out feature in yaml
Feature #478: XFF (X-Forwarded-For)
Feature #602: availability for http.log output - identical to apache log format
Feature #622: Specify number of pf_ring/af_packet receive threads on the command line
Feature #727: Explore the support for negated alprotos in sigs.
Feature #746: Decoding API modification
Feature #751: Add invalid packet counter
Feature #752: Improve checksum detection algorithm
Feature #789: Clean-up start and stop code
Feature #813: VLAN flow support
Feature #878: add storage api
Feature #901: VLAN defrag support
Feature #904: store tx id when generating an alert
Feature #940: randomize http body chunks sizes
Feature #944: detect nic offloading
Feature #956: Implement IPv6 reject
Feature #957: reject: iface setup
Feature #959: Move post config initialisation code to PostConfLoadedSetup
Feature #981: Update all switch case fall throughs with comments on false throughs
Feature #983: Provide rule support for specifying icmpv4 and icmpv6.
Feature #986: set htp request and response size limits
Feature #1008: Optionally have http_uri buffer start with uri path for use in proxied environments
Feature #1009: Yaml file inclusion support
Feature #1032: profiling: per keyword stats
Optimization #583: improve Packet_ structure layout
Optimization #1018: clean up counters api
Optimization #1041: remove mkinstalldirs from git

2.0beta1 -- 2013-07-18

- Luajit flow vars and flow ints support (#593)
- DNS parser, logger and keyword support (#792), funded by Emerging Threats
- deflate support for HTTP response bodies (#470, #775)
- update to libhtp 0.5 (#775)
- improved gzip support for HTTP response bodies (#470, #775)
- redesigned transaction handling, improving both accuracy and performance (#753)
- redesigned CUDA support (#729)
- Be sure to always apply verdict to NFQ packet (#769)
- stream engine: SACK allocs should adhere to memcap (#794)
- stream: deal with multiple different SYN/ACK's better (#796)
- stream: Randomize stream chunk size for raw stream inspection (#804)
- Introduce per stream thread ssn pool (#519)
- "pass" IP-only rules should bypass detection engine after matching (#718)
- Generate error if bpf is used in IPS mode (#777)
- Add support for batch verdicts in NFQ, thanks to Florian Westphal
- Update Doxygen config, thanks to Phil Schroeder
- Improve libnss detection, thanks to Christian Kreibich
- Fix a FP on rules looking for port 0 and fragments (#847), thanks to Rmkml
- OS X unix socket build fixed (#830)
- bytetest, bytejump and byteextract negative offset failure (#827)
- Fix fast.log formatting issues (#771), thanks to Rmkml
- Invalidate negative depth (#774), thanks to Rmkml
- Fixed accuracy issues with relative pcre matching (#791)
- Fix deadlock in flowvar capture code (#802)
- Improved accuracy of file_data keyword (#817)
- Fix af-packet ips mode rule processing bug (#819), thanks to Laszlo Madarassy
- stream: fix injecting pseudo packet too soon leading to FP (#883), thanks to Francis Trudeau

1.4.4 -- 2013-07-18

- Bug #834: Unix socket - showing as compiled when it is not desired to do so
- Bug #835: Unix Socket not working as expected
- Bug #841: configure --enable-unix-socket does not err out if libs/pkgs are not present
- Bug #846: FP on IP frag and sig use udp port 0, thanks to Rmkml
- Bug #864: backport packet action macro's
- Bug #876: htp tunnel fix
- Bug #877: Flowbit check with content doesn't match consistently, thanks to Francis Trudeau

1.4.3 -- 2013-06-20

- Fix missed detection in bytetest, bytejump and byteextract for negative offset (#828)
- Fix IPS mode being unable to drop tunneled packets (#826)
- Fix OS X Unix Socket build (#829)

1.4.2 -- 2013-05-29

- No longer force nocase to be used on http_host
- Invalidate rule if uppercase content is used for http_host w/o nocase
- Warn user if bpf is used in af-packet IPS mode
- Better test for available libjansson version
- Fixed accuracy issues with relative pcre matching (#784)
- Improved accuracy of file_data keyword (#788)
- Invalidate negative depth (#770)
- Fix http host parsing for IPv6 addresses (#761)
- Fix fast.log formatting issues (#773)
- Fixed deadlock in flowvar set code for http buffers (#801)
- Various signature ordering improvements
- Minor stream engine fix

1.4.1 -- 2013-03-08

- GeoIP keyword, allowing matching on Maxmind's database, contributed by Ignacio Sanchez (#559)
- Introduce http_host and http_raw_host keywords (#733, #743)
- Add python module for interacting with unix socket (#767)
- Add new unix socket commands: fetching config, counters, basic runtime info (#764, #765)
- Big Napatech support update by Matt Keeler
- Configurable sensor id in unified2 output, contributed by Jake Gionet (#667)
- FreeBSD IPFW fixes by Nikolay Denev
- Add "default" interface setting to capture configuration in yaml (#679)
- Make sure "snaplen" can be set by the user (#680)
- Improve HTTP URI query string normalization (#739)
- Improved error reporting in MD5 loading (#693)
- Improve reference.config parser error reporting (#737)
- Improve build info output to include all configure options (#738)
- Segfault in TLS parsing reported by Charles Smutz (#725)
- Fix crash in teredo decoding, reported by Rmkml (#736)
- fixed UDPv4 packets without checksum being detected as invalid (#760)
- fixed DCE/SMB parsers getting confused in some fragmented cases (#764)
- parsing ipv6 address/subnet parsing in thresholding was fixed by Jamie Strandboge (#697)
- FN: IP-only rule ip_proto not matching for some protocols (#689)
- Fix build failure with other libhtp installs (#688)
- Fix malformed yaml loading leading to a crash (#694)
- Various Mac OS X fixes (#700, #701, #703)
- Fix for autotools on Mac OS X by Jason Ish (#704)
- Fix AF_PACKET under high load not updating stats (#706)

1.3.6 -- 2013-03-07

- fix decoder event rules not checked in all cases (#671)
- checksum detection for icmpv6 was fixed (#673)
- crash in HTTP server body inspection code fixed (#675)
- fixed a icmpv6 payload bug (#676)
- IP-only rule ip_proto not matching for some protocols was addressed (#690)
- fixed malformed yaml crashing suricata (#702)
- parsing ipv6 address/subnet parsing in thresholding was fixed by Jamie Strandboge (#717)
- crash in tls parser was fixed (#759)
- fixed UDPv4 packets without checksum being detected as invalid (#762)
- fixed DCE/SMB parsers getting confused in some fragmented cases (#763)

1.4 2012-12-13

- Decoder event matching fixed (#672)
- Unified2 would overwrite files if file rotation happened within a second of file creation, leading to loss of events/alerts (#665)
- Add more events to IPv6 extension header anomolies (#678)
- Fix ICMPv6 payload and checksum calculation (#677, #674)
- Clean up flow timeout handling (#656)
- Fix a shutdown bug when using AF_PACKET under high load (#653)
- Fix TCP sessions being cleaned up to early (#652)

1.3.5 2012-12-06

- Flow engine memory leak fixed by Ludovico Cavedon (#651)
- Unified2 would overwrite files if file rotation happened within a second of file creation, leading to loss of events/alerts (#664)
- Flow manager mutex used unintialized, fixed by Ludovico Cavedon (#654)
- Windows building in CYGWIN fixed (#630)

1.4rc1 2012-11-29

- Interactive unix socket mode (#571, #552)
- IP Reputation: loading and matching (#647)
- Improved --list-keywords commandline option gives detailed info for supported keyword, including doc link (#435)
- Rule analyzer improvement wrt ipv4/ipv6, invalid rules (#494)
- User-Agent added to file log and filestore meta files (#629)
- Endace DAG supports live stats and at exit drop stats (#638)
- Add support for libhtp event "request port doesn't match tcp port" (#650)
- Rules with negated addresses will not be considered IP-only (#599)
- Rule reloads complete much faster in low traffic conditions (#526)
- Suricata -h now displays all available options (#419)
- Luajit configure time detection was improved (#636)
- Flow manager mutex used w/o initialization (#628)
- Cygwin work around for windows shell mangling interface string (#372)
- Fix a Prelude output crash with alerts generated by rules w/o classtype or msg (#648)
- CLANG compiler build fixes (#649)
- Several fixes found by code analyzers

1.4beta3 2012-11-14

- support for Napatech cards was greatly improved by Matt Keeler from Npulse (#430, #619)
- support for pkt_data keyword was added
- user and group to run as can now be set in the config file
- make HTTP request and response body inspection sizes configurable per HTTP server config (#560)
- PCAP/AF_PACKET/PF_RING packet stats are now printed in stats.log (#561, #625)
- add contrib directory to the dist (#567)
- performance improvements to signatures with dsize option
- improved rule analyzer: print fast_pattern along with the rule (#558)
- fixes to stream engine reducing the number of events generated (#604)
- add stream event to match on overlaps with different data in stream reassembly (#603)
- stream.inline option new defaults to "auto", meaning enabled in IPS mode, disabled in IDS mode (#592)
- HTTP handling in OOM condition was greatly improved (#557)
- filemagic keyword performance was improved (#585)
- fixes and improvements to daemon mode (#624)
- fix drop rules not working correctly when thresholded (#613)
- fixed a possible FP when a regular and "chopped" fast_pattern were the same (#581)
- fix a false possitive condition in http_header (#607)
- fix inaccuracy in byte_jump keyword when using "from_beginning" option (#627)
- fixes to rule profiling (#576)
- cleanups and misc fixes (#379, #395)
- updated bundled libhtp to 0.2.11
- build system improvements and cleanups
- fix to SSL record parsing

1.3.4 -- 2012-11-14

- fix crash in flow and host engines in cases of low memory or low memcap settings (#617)
- improve http handling in low memory conditions (#620)
- fix inaccuracy in byte_jump keyword when using "from_beginning" option (#626)
- fix building on OpenBSD 5.2
- update default config's defrag settings to reflect all available options
- fixes to make check
- fix to SSL record parsing

1.3.3 -- 2012-11-01

- fix drop rules not working correctly when thresholded (#615)
- fix a false possitive condition in http_header (#606)
- fix extracted file corruption (#601)
- fix a false possitive condition with the pcre keyword and relative matching (#588)
- fix PF_RING set cluster problem on dma interfaces (#598)
- improve http handling in low memory conditions (#586, #587)
- fix FreeBSD inline mode crash (#612)
- suppress pcre jit warning (#579)

1.4beta2 -- 2012-10-04

- New keyword: "luajit" to inspect packet, payload and all HTTP buffers with a Lua script (#346)
- Added ability to control per server HTTP parser settings in much more detail (#503)
- Rewrite of IP Defrag engine to improve performance and fix locking logic (#512, #540)
- Big performance improvement in inspecting decoder, stream and app layer events (#555)
- Pool performance improvements (#541)
- Improved performance of signatures with simple pattern setups (#577)
- Bundled docs are installed upon make install (#527)
- Support for a number of global vs rule thresholds [3] was added (#425)
- Improved rule profiling performance
- If not explicit fast_pattern is set, pick HTTP patterns over stream patterns. HTTP method, stat code and stat msg are excluded.
- Fix compilation on architectures other than x86 and x86_64 (#572)
- Fix FP with anchored pcre combined with relative matching (#529)
- Fix engine hanging instead of exitting if the pcap device doesn't exist (#533)
- Work around for potential FP, will get properly fixed in next release (#574)
- Improve ERF handling. Thanks to Jason Ish
- Always set cluster_id in PF_RING
- IPFW: fix broken broadcast handling
- AF_PACKET kernel offset issue, IPS fix and cleanup
- Fix stream engine sometimes resending the same data to app layer
- Fix multiple issues in HTTP multipart parsing
- Fixed a lockup at shutdown with NFQ (#537)

1.3.2 -- 2012-10-03

- Fixed a possible FP when a regular and "chopped" fast_pattern were the same (#562)
- Fixed a FN condition with the flow:no_stream option (#575)
- Fix building of perf profiling code on i386 platform. By Simon Moon (#534)
- Fix multiple issues in HTTP multipart parsing
- Fix stream engine sometimes resending the same data to app layer
- Always set cluster_id in PF_RING
- Defrag: silence some potentially noisy errors/warnings
- IPFW: fix broken broadcast handling
- AF_PACKET kernel offset issue

1.4beta1 -- 2012-09-06

- Custom HTTP logging contributed by Ignacio Sanchez (#530)
- TLS certificate logging and fingerprint computation and keyword (#443)
- TLS certificate store to disk feature (#444)
- Decoding of IPv4-in-IPv6, IPv6-in-IPv6 and Teredo tunnels (#462, #514, #480)
- AF_PACKET IPS support (#516)
- Rules can be set to inspect only IPv4 or IPv6 (#494)
- filesize keyword for matching on sizes of files in HTTP (#489)
- Delayed detect initialization. Starts processing packets right away and loads detection engine in the background (#522)
- NFQ fail open support (#507)
- Highly experimental lua scripting support for detection
- Live reloads now supports HTTP rule updates better (#522)
- AF_PACKET performance improvements (#197, #415)
- Make defrag more configurable (#517, #528)
- Improve pool performance (#518)
- Improve file inspection keywords by adding a separate API (#531)
- Example threshold.config file provided (#302)
- Fix building of perf profiling code on i386 platform. By Simon Moon (#534)
- Various spelling corrections by Simon Moon (#533)

1.3.1 -- 2012-08-21

- AF_PACKET performance improvements
- Defrag engine performance improvements
- HTTP: add per server options to enable/disable double decoding of URI (#464, #504)
- Stream engine packet handling for packets with non-standard flag combinations (#508)
- Improved stream engine handling of packet loss (#523)
- Stream engine checksum alerting fixed
- Various rule analyzer fixes (#495, #496, #497)
- (Rule) profiling fixed and improved (#460, #466)
- Enforce limit on max-pending-packets (#510)
- fast_pattern on negated content improved
- TLS rule keyword parsing issues
- Windows build fixes (#502)
- Host OS parsing issues fixed (#499)
- Reject signatures where content length is bigger than "depth" setting (#505)
- Removed unused "prune-flows" option
- Set main thread and live reload thread names (#498)

1.3 -- 2012-07-06

- make live rule reloads optional and disabled by default
- fix a shutdown bug
- fix several memory leaks (#492)
- warn user if global and rule thresholding conflict (#455)
- set thread names on FreeBSD (Nikolay Denev)
- Fix PF_RING building on Ubuntu 12.04
- rule analyzer updates
- file inspection improvements when dealing with limits (#493)

1.3rc1 -- 2012-06-29

- experimental live rule reload by sending a USR2 signal (#279)
- AF_PACKET BPF support (#449)
- AF_PACKET live packet loss counters (#441)
- Rule analyzer (#349)
- add pcap workers runmode for use with libpcap wrappers that support load balancing, such as  Napatech's or Myricom's
- negated filemd5 matching, allowing for md5 whitelisting
- signatures with depth and/or offset are now checked against packets in addition to the stream (#404)
- http_cookie keyword now also inspects "Set-Cookie" header (#479)
- filemd5 keyword no longer depends on log-file output module (#447)
- http_raw_header keyword inspects original header line terminators (#475)
- deal with double encoded URI (#464)
- improved SMB/SMB2/DCERPC robustness
- ICMPv6 parsing fixes
- improve HTTP body inspection
- stream.inline accuracy issues fixed (#339)
- general stability fixes (#482, #486)
- missing unittests added (#471)
- "threshold.conf not found" error made more clear (#446)
- IPS mode segment logging for Unified2 improved

1.3beta2 -- 2012-06-08

- experimental support for matching on large lists of known file MD5 checksums
- Improved performance for file_data, http_server_body and http_client_body keywords
- Improvements to HTTP handling: multipart parsing, gzip decompression
- Byte_extract can support negative offsets now (#445)
- Support for PF_RING 5.4 added. Many thanks to Chris Wakelin (#459)
- HOME_NET and EXTERNAL_NET and the other vars are now checked for common errors (#454)
- Improved error reporting when using too long address strings (#451)
- MD5 calculation improvements for daemon mode and other cases (#449)
- File inspection scripts: Added Syslog action for logging to local syslog. Thanks to Martin Holste.
- Rule parser is made more strict.
- Unified2 output overhaul, logging individual segments in more cases.
- detection_filter keyword accuracy problem was fixed (#453)
- Don't inspect cookie header with http header (#461)
- Crash with a rule with two byte_extract keywords (#456)
- SSL parser fixes. Thanks to Chris Wakelin for testing the patches! (#476)
- Accuracy issues in HTTP inspection fixed. Thanks to Rmkml (#452)
- Improve escaping of some characters in logs (#418)
- Checksum calculation bugs fixed
- IPv6 parsing issues fixed. Thanks to Michel Saborde.
- Endace DAG issues fixed. Thanks to Jason Ish from Endace.
- Various OpenBSD related fixes.
- Fixes for bugs found by Coverity source code analyzer.

1.3beta1 -- 2012-04-04

- TLS/SSL handshake parser, tls.subjectdn and tls.issuerdn keywords (#296, contributed by Pierre Chifflier)
- Napatech capture card support (contributed by Randy Caldejon -- nPulse)
- Scripts for looking up files / file md5's at Virus Total and others (contributed by Martin Holste)
- Test mode: -T option to test the config (#271)
- Ringbuffer and zero copy support for AF_PACKET
- Commandline options to list supported app layer protocols and keywords (#344, #414)
- File extraction for HTTP POST request that do not use multipart bodies
- On the fly md5 checksum calculation of extracted files
- Line based file log, in json format
- Basic support for including other yaml files into the main yaml
- New multi pattern engine: ac-bs
- Profiling improvements, added lock profiling code
- Improved HTTP CONNECT support in libhtp (#427, Brian Rectanus -- Qualys)
- Unified yaml naming convention, including fallback support (by Nikolay Denev)
- Improved Endace DAG support (#431, Jason Ish -- Endace)
- New default runmode: "autofp" (#433)
- Major rewrite of flow engine, improving scalability.
- Improved http_stat_msg and http_stat_code keywords (#394)
- Improved scalability for Tag and Threshold subsystems
- Made the rule keyword parser much stricter in detecting syntax errors
- Split "file" output into "file-store" and "file-log" outputs
- Much improved file extraction
- CUDA build fixes (#421)
- Various FP's reported by Rmkml (#403, #405, #411)
- IPv6 decoding and detection issues (reported by Michel Sarborde)
- PCAP logging crash (#422)
- Fixed many (potential) issues with the help of the Coverity source code analyzer
- Fixed several (potential) issues with the help of the cppcheck and clang/scan-build source code analyzers

1.2.1 -- 2012-01-20

- fix malformed unified2 records when writing alerts trigger by stream inspection (#402)
- only force a pseudo packet inspection cycle for TCP streams in a state >= established

1.2 -- 2012-01-19

- improved Windows/CYGWIN path handling (#387)
- fixed some issues with passing an interface or ip address with -i
- make live worker runmode threads adhere to the 'detect' cpu affinity settings

1.2rc1 -- 2012-01-11

- app-layer-events keyword: similar to the decoder-events and stream-events, this will allow matching on HTTP and SMTP events
- auto detection of checksum offloading per interface (#311)
- urilen options to match on raw or normalized URI (#341)
- flow keyword option "only_stream" and "no_stream"
- unixsock output options for all outputs except unified2 (PoC python script in the qa/ dir) (#250)
- in IPS mode, reject rules now also drop (#399)
- http_header now also inspects response headers (#389)
- "worker" runmodes for NFQ and IPFW
- performance improvement for "ac" pattern matcher
- allow empty/non-initialized flowints to be incremented
- PCRE-JIT is now enabled by default if available (#356)
- many file inspection and extraction improvements
- flowbits and flowints are now modified in a post-match action list
- general performance increasements
- fixed parsing really high sid numbers >2 Billion (#393)
- fixed ICMPv6 not matching in IP-only sigs (#363)

1.2beta1 -- 2011-12-19

- File name, type inspection and extraction for HTTP
- filename, fileext, filemagic and filestore keywords added
- "file" output for storing extracted files to disk
- file_data keyword support, inspecting normalized, dechunked, decompressed HTTP response body (feature #241
- new keyword http_server_body, pcre regex /S option
- Option to enable/disable core dumping from the suricata.yaml (enabled by default)
- Human readable size limit settings in suricata.yaml
- PF_RING bpf support (required PF_RING >= 5.1) (feature #334)
- tos keyword support (feature #364)
- IPFW IPS mode does now support multiple divert sockets
- New IPS running modes, Linux and FreeBSD do now support "worker" and "autofp"
- Improved alert accuracy in autofp and single runmodes
- major performance optimizations for the ac-gfbs pattern matcher implementation
- unified2 output fixes
- PF_RING supports privilege dropping now (bug #367)
- Improved detection of duplicate signatures

1.1.1 -- 2011-12-07

- Fix for a error in the smtp parser that could crash Suricata.
- Fix for AF_PACKET not compiling on modern linux systems like Fedora 16.

1.1 -- 2011-11-10

- CUDA build fixed
- minor pcap, AF_PACKET and PF_RING fixes (#368)
- bpf handling fix
- Windows CYGWIN build
- more cleanups

1.1rc1 -- 2011-11-03

- extended HTTP request logging for use with (among other things) http_agent for Sguil (#38)
- AF_PACKET report drop stats on shutdown (#325)
- new counters in stats.log for flow and stream engines (#348)
- SMTP parsing code support for BDAT command (#347)
- HTTP URI normalization no longer converts to lowercase (#362)
- AF_PACKET works with privileges dropping now (#361)
- Prelude output for state matches (#264, #355)
- update of the pattern matching code that should improve accuracy
- rule parser was made more strict (#295, #312)
- multiple event suppressions for the same SID was fixed (#366)
- several accuracy fixes
- removal of the unified1 output plugins (#353)

1.1beta3 -- 2011-10-25

- af-packet support for high speed packet capture
- "replace" keyword support (#303)
- new "workers" runmode for multi-dev and/or clustered PF_RING, AF_PACKET, pcap
- added "stream-event" keyword to match on TCP session anomalies
- support for suppress keyword was added (#274)
- byte_extract keyword support was added
- improved handling of timed out TCP sessions in the detection engine
- unified2 payload logging if detection was in the HTTP state (#264)
- improved accuracy of the HTTP transaction logging
- support for larger (64 bit) Flow/Stream memcaps (#332)
- major speed improvements for PCRE, including support for PCRE JIT
- support setting flowbits in ip-only rules (#292)
- performance increases on SSE3+ CPU's
- overhaul of the packet acquisition subsystem
- packet based performance profiling subsystem was added
- TCP SACK support was added to the stream engine
- updated included libhtp to 0.2.6 which fixes several issues

1.1beta2 -- 2011-04-13

- New keyword support: http_raw_uri (including /I for pcre), ssl_state, ssl_version (#258, #259, #260, #262).
- Inline mode for the stream engine (#230, #248).
- New keyword support: nfq_set_mark
- Included an example decoder-events.rules file
- api for adding and selecting runmodes was added
- pcap logging / recording output was added
- basic SCTP protocol parsing was added
- more fine grained CPU affinity setting support was added
- stream engine inspects stream in larger chunks
- fast_pattern support for http_method content modifier (#255)
- negation support for isdataat keyword (#257)
- configurable interval for stats.log updates (#247)
- new pf_ring runmode was added that scales better
- pcap live mode now handles the monitor interface going up and down
- several QA additions to "make check"
- NFQ (linux inline) mode was improved
- Alerts classification fix (#275)
- compiles and runs on big-endian systems (#63)
- unified2 output works around barnyard2 issues with DLT_RAW + IPv6

1.1beta1 -- 2010-12-21

- New keyword support: http_raw_header, http_stat_msg, http_stat_code.
- A new default pattern matcher, Aho-Corasick based, that uses much less memory.
- reference.config support as supplied by ET/ETpro and VRT.
- Much improved fast_pattern support, including for http_uri, http_client_body, http_header, http_raw_header.
- Improved parsers, especially the DCERPC parser.
- Much improved performance & accuracy.

1.0.5 -- 2011-07-25

- Fix stream reassembly bug #300. Thanks to Rmkml for the report.
- Fix several (potential) issues fixed after a source code scan with Coverity generously contributed by RedHat.

1.0.4 -- 2011-06-24

- LibHTP updated to 0.2.6
- Large number of (potential) issues fixed after a source code scan with Coverity generously contributed by RedHat.
- Large number of (potential) issues fixed after source code scans with the Clang static analizer.

1.0.3 -- 2011-04-13

- Fix broken checksum calculation for TCP/UDP in some cases
- Fix errors in the byte_test, byte_jump, http_method and http_header keywords
- Fix a ASN1 parsing issue
- Improve LibHTP memory handling
- Fix a defrag issue
- Fix several stream engine issues