Security update for the Linux Kernel (Live Patch 31 for SLE 15 SP1)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 31 for SLE 15 SP1)
Announcement ID: SUSE-SU-2022:2435-1
Rating: important
References: #1200608
Cross-References:CVE-2022-20154
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15-SP1
  • SUSE Linux Enterprise High Performance Computing 15-SP2
  • SUSE Linux Enterprise Module for Live Patching 15-SP1
  • SUSE Linux Enterprise Module for Live Patching 15-SP2
  • SUSE Linux Enterprise Server 15-SP1
  • SUSE Linux Enterprise Server 15-SP2
  • SUSE Linux Enterprise Server for SAP Applications 15-SP1
  • SUSE Linux Enterprise Server for SAP Applications 15-SP2

An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel 4.12.14-150100_197_114 fixes one issue.
The following security issue was fixed:

  • CVE-2022-20154: Fixed a use after free due to a race condition in lock_sock_nested of sock.c. This could lead to local escalation of privilege with System execution privileges needed (bsc#1200599).

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-SP2:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2022-2435=1
  • SUSE Linux Enterprise Module for Live Patching 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2022-2434=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64):
    • kernel-livepatch-5_3_18-150200_24_115-default-3-150200.2.1
    • kernel-livepatch-5_3_18-150200_24_115-default-debuginfo-3-150200.2.1
    • kernel-livepatch-SLE15-SP2_Update_27-debugsource-3-150200.2.1
  • SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
    • kernel-livepatch-4_12_14-150100_197_114-default-2-150100.2.1

References: