Security update for the Linux Kernel (Live Patch 16 for SLE 15)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 16 for SLE 15)
Announcement ID: SUSE-SU-2020:3449-1
Rating: important
References: #1177513 #1177729 #1178003 #1178264
Cross-References:CVE-2017-1000405 CVE-2020-0430 CVE-2020-12351 CVE-2020-25645
Affected Products:
  • SUSE Linux Enterprise Module for Live Patching 15
  • SUSE Linux Enterprise Live Patching 12-SP4

An update that fixes four vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.12.14-150_41 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-2020-0430: Fixed an OOB read in skb_headlen of /include/linux/skbuff.h (bsc#1176723, bsc#1178003).
  • 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:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2020-3440=1
  • SUSE Linux Enterprise Live Patching 12-SP4:
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2020-3449=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64):
    • kernel-livepatch-4_12_14-150_41-default-8-2.2
    • kernel-livepatch-4_12_14-150_41-default-debuginfo-8-2.2
  • SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le x86_64):
    • kgraft-patch-4_12_14-95_40-default-8-2.2

References: