From c1bc37a18baab861658f6e2c2001eff1d0a60e75 Mon Sep 17 00:00:00 2001 From: Evgeny Vereshchagin Date: Sat, 29 Sep 2018 03:25:34 +0000 Subject: [PATCH] tests: add a reproducer for the heap-buffer-overflow fixed in cb1bdeaf56852275e6b ==14==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x6020001c761a at pc 0x000000540abc bp 0x7ffd0caf2c50 sp 0x7ffd0caf2c48 READ of size 2 at 0x6020001c761a thread T0 #0 0x540abb in client_parse_message /work/build/../../src/systemd/src/libsystemd-network/sd-dhcp6-client.c:849:73 #1 0x53f3bc in client_receive_advertise /work/build/../../src/systemd/src/libsystemd-network/sd-dhcp6-client.c:1083:13 #2 0x53d57f in client_receive_message /work/build/../../src/systemd/src/libsystemd-network/sd-dhcp6-client.c:1182:21 #3 0x7f71d8c3eeee in source_dispatch /work/build/../../src/systemd/src/libsystemd/sd-event/sd-event.c:3042:21 #4 0x7f71d8c3e431 in sd_event_dispatch /work/build/../../src/systemd/src/libsystemd/sd-event/sd-event.c:3455:21 #5 0x7f71d8c3fa8d in sd_event_run /work/build/../../src/systemd/src/libsystemd/sd-event/sd-event.c:3512:21 #6 0x531f2b in fuzz_client /work/build/../../src/systemd/src/fuzz/fuzz-dhcp6-client.c:44:9 #7 0x531bc1 in LLVMFuzzerTestOneInput /work/build/../../src/systemd/src/fuzz/fuzz-dhcp6-client.c:53:9 #8 0x57bef8 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) /src/libfuzzer/FuzzerLoop.cpp:570:15 #9 0x579d97 in fuzzer::Fuzzer::RunOne(unsigned char const*, unsigned long, bool, fuzzer::InputInfo*, bool*) /src/libfuzzer/FuzzerLoop.cpp:479:3 #10 0x57dcc2 in fuzzer::Fuzzer::MutateAndTestOne() /src/libfuzzer/FuzzerLoop.cpp:707:19 #11 0x580cd6 in fuzzer::Fuzzer::Loop(std::__1::vector, std::__1::allocator >, fuzzer::fuzzer_allocator, std::__1::allocator > > > const&) /src/libfuzzer/FuzzerLoop.cpp:838:5 #12 0x55e998 in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) /src/libfuzzer/FuzzerDriver.cpp:764:6 #13 0x551a4c in main /src/libfuzzer/FuzzerMain.cpp:20:10 #14 0x7f71d784182f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f) #15 0x41e928 in _start (/out/fuzz-dhcp6-client+0x41e928) --- .../crash-6e88fcb6b85c9436bcbe05219aa8e550194645ef | Bin 0 -> 9 bytes test/fuzz-regressions/meson.build | 1 + 2 files changed, 1 insertion(+) create mode 100644 test/fuzz-regressions/fuzz-dhcp6-client/crash-6e88fcb6b85c9436bcbe05219aa8e550194645ef diff --git a/test/fuzz-regressions/fuzz-dhcp6-client/crash-6e88fcb6b85c9436bcbe05219aa8e550194645ef b/test/fuzz-regressions/fuzz-dhcp6-client/crash-6e88fcb6b85c9436bcbe05219aa8e550194645ef new file mode 100644 index 0000000000000000000000000000000000000000..44883be9f0be6f2ba225812ea93526e8d7523048 GIT binary patch literal 9 Qc-muf5s-3WVPIeY00gT5xc~qF literal 0 Hc-jL100001 diff --git a/test/fuzz-regressions/meson.build b/test/fuzz-regressions/meson.build index a4602b4c8f9..043d3f31543 100644 --- a/test/fuzz-regressions/meson.build +++ b/test/fuzz-regressions/meson.build @@ -13,6 +13,7 @@ sanitizers = [['address', sanitize_address]] fuzz_regression_tests = ''' fuzz-dhcp6-client/crash-4003c06fce43a11fbd22f02584df2807ac333eae + fuzz-dhcp6-client/crash-6e88fcb6b85c9436bcbe05219aa8e550194645ef fuzz-dns-packet/issue-7888 fuzz-dns-packet/oss-fuzz-5465 fuzz-journal-remote/crash-5a8f03d4c3a46fcded39527084f437e8e4b54b76 -- 2.47.3