Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP1)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP1)
Announcement ID: SUSE-SU-2020:3400-1
Rating: important
References: #1177513 #1177729 #1178264
Cross-References:CVE-2017-1000405 CVE-2020-12351 CVE-2020-25645
Affected Products:
  • SUSE Linux Enterprise Module for Live Patching 15-SP1
  • SUSE Linux Enterprise Live Patching 12-SP5

An update that fixes three vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.12.14-197_26 fixes several issues.
The following security issues were fixed:

  • CVE-2017-1000405: Fixed a bug in the THP CoW support that could have been used by local attackers to corrupt memory of other processes and cause them to crash (bsc#1178264, bsc#1069496, bsc#1070307).
  • CVE-2020-12351: Fixed a type confusion while processing AMP packets aka "BleedingTooth" aka "BadKarma" (bsc#1177724, bsc#1177729, bsc#1178397).
  • CVE-2020-25645: Fixed an an issue in IPsec that caused traffic between two Geneve endpoints to be unencrypted (bnc#1177513).

Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • SUSE Linux Enterprise Module for Live Patching 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2020-3411=1
  • SUSE Linux Enterprise Live Patching 12-SP5:
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2020-3400=1 SUSE-SLE-Live-Patching-12-SP5-2020-3401=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
    • kernel-livepatch-4_12_14-197_26-default-8-2.2
  • SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le x86_64):
    • kgraft-patch-4_12_14-120-default-8-21.2
    • kgraft-patch-4_12_14-120-default-debuginfo-8-21.2
    • kgraft-patch-4_12_14-122_7-default-8-2.2
    • kgraft-patch-SLE12-SP5_Update_0-debugsource-8-21.2

References: