Security update for the Linux Kernel (Live Patch 26 for SLE 15 SP2)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 26 for SLE 15 SP2)
Announcement ID: SUSE-SU-2022:3476-1
Rating: important
References: #1199695 #1200057 #1203116
Cross-References:CVE-2022-1652 CVE-2022-29581 CVE-2022-39188
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15-SP2
  • SUSE Linux Enterprise Module for Live Patching 15-SP2
  • SUSE Linux Enterprise Server 15-SP2
  • SUSE Linux Enterprise Server for SAP Applications 15-SP2

An update that fixes three vulnerabilities is now available.

Description:

This update for the Linux Kernel 5.3.18-150200_24_112 fixes several issues.
The following security issues were fixed:

  • CVE-2022-39188: Fixed a race condition between unmap_mapping_range() and munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116).
  • CVE-2022-29581: Fixed an improper Update of Reference Count vulnerability in net/sched that causes privilege escalation to root (bsc#1199695).
  • CVE-2022-1652: Fixed a use-after-free in bad_flp_intr (bsc#1200057).

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-SP2-2022-3474=1 SUSE-SLE-Module-Live-Patching-15-SP2-2022-3476=1 SUSE-SLE-Module-Live-Patching-15-SP2-2022-3478=1 SUSE-SLE-Module-Live-Patching-15-SP2-2022-3479=1 SUSE-SLE-Module-Live-Patching-15-SP2-2022-3482=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64):
    • kernel-livepatch-5_3_18-150200_24_112-default-8-150200.2.2
    • kernel-livepatch-5_3_18-150200_24_112-default-debuginfo-8-150200.2.2
    • kernel-livepatch-5_3_18-24_102-default-13-150200.2.2
    • kernel-livepatch-5_3_18-24_102-default-debuginfo-13-150200.2.2
    • kernel-livepatch-5_3_18-24_93-default-16-150200.2.2
    • kernel-livepatch-5_3_18-24_93-default-debuginfo-16-150200.2.2
    • kernel-livepatch-5_3_18-24_96-default-15-150200.2.2
    • kernel-livepatch-5_3_18-24_96-default-debuginfo-15-150200.2.2
    • kernel-livepatch-5_3_18-24_99-default-14-150200.2.2
    • kernel-livepatch-5_3_18-24_99-default-debuginfo-14-150200.2.2
    • kernel-livepatch-SLE15-SP2_Update_21-debugsource-16-150200.2.2
    • kernel-livepatch-SLE15-SP2_Update_22-debugsource-15-150200.2.2
    • kernel-livepatch-SLE15-SP2_Update_23-debugsource-14-150200.2.2
    • kernel-livepatch-SLE15-SP2_Update_24-debugsource-13-150200.2.2
    • kernel-livepatch-SLE15-SP2_Update_26-debugsource-8-150200.2.2

References: