Security update for the Linux Kernel (Live Patch 25 for SLE 15 SP3)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 25 for SLE 15 SP3)
Announcement ID: SUSE-SU-2023:0267-1
Rating: important
References: #1204167 #1205186
Cross-References:CVE-2022-2602 CVE-2022-3424
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 two vulnerabilities is now available.

Description:

This update for the Linux Kernel 5.3.18-150300_59_98 fixes several issues.
The following security issues were fixed:

  • CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204167).
  • CVE-2022-2602: Fixed a local privilege escalation vulnerability involving Unix socket Garbage Collection and io_uring (bsc#1205186).

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-SP3-2023-266=1 SUSE-SLE-Module-Live-Patching-15-SP3-2023-267=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-8-150300.2.1
    • kernel-livepatch-5_3_18-150300_59_98-default-4-150300.2.1

References: