Security update for the Linux Kernel (Live Patch 22 for SLE 15 SP3)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 22 for SLE 15 SP3)
Announcement ID: SUSE-SU-2022:4033-1
Rating: important
References: #1202087 #1203613 #1204170 #1204289
Cross-References:CVE-2021-33655 CVE-2022-2588 CVE-2022-42703 CVE-2022-42722
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15-SP3
  • SUSE Linux Enterprise Micro 5.1
  • SUSE Linux Enterprise Module for Live Patching 15-SP3
  • SUSE Linux Enterprise Server 15-SP3
  • SUSE Linux Enterprise Server for SAP Applications 15-SP3

An update that fixes four vulnerabilities is now available.

Description:

This update for the Linux Kernel 5.3.18-150300_59_87 fixes several issues.
The following security issues were fixed:

  • CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).
  • CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635).
  • CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).
  • CVE-2022-42722: Fixed crash in beacon protection for P2P-device. (bsc#1204125)

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-SP3:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-4033=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64):
    • kernel-livepatch-5_3_18-150300_59_87-default-6-150300.2.1

References: