Security update for the Linux Kernel (Live Patch 32 for SLE 15 SP1)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 32 for SLE 15 SP1)
Announcement ID: SUSE-SU-2022:4024-1
Rating: important
References: #1202087 #1203613 #1204170
Cross-References:CVE-2021-33655 CVE-2022-2588 CVE-2022-42703
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15-SP1
  • SUSE Linux Enterprise Live Patching 12-SP4
  • SUSE Linux Enterprise Live Patching 12-SP5
  • SUSE Linux Enterprise Module for Live Patching 15-SP1
  • SUSE Linux Enterprise Server 15-SP1
  • SUSE Linux Enterprise Server for SAP Applications 15-SP1

An update that fixes three vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.12.14-150100_197_117 fixes several issues.
The following security issues were fixed:

  • CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635).
  • CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).
  • CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).

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-SP1-2022-4029=1
  • SUSE Linux Enterprise Live Patching 12-SP5:
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2022-4025=1
  • SUSE Linux Enterprise Live Patching 12-SP4:
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2022-4024=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
    • kernel-livepatch-4_12_14-150100_197_117-default-4-150100.2.1
  • SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64):
    • kgraft-patch-4_12_14-122_127-default-4-2.1
  • SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64):
    • kgraft-patch-4_12_14-95_102-default-4-2.1

References: