From 1fa951943b512c20e2c71b09aa01cdadd4d563a4 Mon Sep 17 00:00:00 2001 From: Karolin Seeger Date: Wed, 1 Jul 2020 10:13:42 +0200 Subject: [PATCH] Add release notes for Samba 4.11.11. Signed-off-by: Karolin Seeger --- WHATSNEW.txt | 88 ++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 86 insertions(+), 2 deletions(-) diff --git a/WHATSNEW.txt b/WHATSNEW.txt index c3f04c7993a..b9a6ac2e537 100644 --- a/WHATSNEW.txt +++ b/WHATSNEW.txt @@ -1,3 +1,87 @@ + =============================== + Release Notes for Samba 4.11.11 + July 02, 2020 + =============================== + + +This is a security release in order to address the following defects: + +o CVE-2020-10730: NULL pointer de-reference and use-after-free in Samba AD DC + LDAP Server with ASQ, VLV and paged_results. +o CVE-2020-10745: Parsing and packing of NBT and DNS packets can consume + excessive CPU +o CVE-2020-10760: LDAP Use-after-free in Samba AD DC Global Catalog with + paged_results and VLV. +o CVE-2020-14303: Empty UDP packet DoS in Samba AD DC nbtd. + + +======= +Details +======= + +o CVE-2020-10730: + A client combining the 'ASQ' and 'VLV' LDAP controls can cause a NULL pointer + de-reference and further combinations with the LDAP paged_results feature can + give a use-after-free in Samba's AD DC LDAP server. + +o CVE-2020-10745: Parsing and packing of NBT and DNS packets can consume + excessive CPU. + +o CVE-2020-10760: + The use of the paged_results or VLV controls against the Global Catalog LDAP + server on the AD DC will cause a use-after-free. + +o CVE-2020-14303: + The AD DC NBT server in Samba 4.0 will enter a CPU spin and not process + further requests once it receives an empty (zero-length) UDP packet to + port 137. + +For more details, please refer to the security advisories. + + +Changes since 4.11.10 +--------------------- + +o Douglas Bagnall + * BUG 14378: CVE-2020-10745: Invalid DNS or NBT queries containing dots use + several seconds of CPU each. + +o Andrew Bartlett + * BUG 14364: CVE-2020-10730: NULL de-reference in AD DC LDAP server when ASQ + and VLV combined. + * BUG 14402: CVE-2020-10760: Fix use-after-free in AD DC Global Catalog LDAP + server with paged_result or VLV. + * BUG 14417: CVE-2020-14303: Fix endless loop from empty UDP packet sent to + AD DC nbt_server. + +o Gary Lockyer + * BUG 14364: CVE-2020-10730: NULL de-reference in AD DC LDAP server when ASQ + and VLV combined, ldb: Bump version to 2.1.4. + + +####################################### +Reporting bugs & Development Discussion +####################################### + +Please discuss this release on the samba-technical mailing list or by +joining the #samba-technical IRC channel on irc.freenode.net. + +If you do report problems then please try to send high quality +feedback. If you don't provide vital information to help us track down +the problem then you will probably be ignored. All bug reports should +be filed under the "Samba 4.1 and newer" product in the project's Bugzilla +database (https://bugzilla.samba.org/). + + +====================================================================== +== Our Code, Our Bugs, Our Responsibility. +== The Samba Team +====================================================================== + + +Release notes for older releases follow: +---------------------------------------- + =============================== Release Notes for Samba 4.11.10 June 30, 2020 @@ -54,8 +138,8 @@ database (https://bugzilla.samba.org/). ====================================================================== -Release notes for older releases follow: ----------------------------------------- +---------------------------------------------------------------------- + ============================== Release Notes for Samba 4.11.9 -- 2.47.2