Security update for the Linux Kernel (Live Patch 14 for SLE 15 SP2)

SUSE Security Update: Security update for the Linux Kernel (Live Patch 14 for SLE 15 SP2)
Announcement ID: SUSE-SU-2021:3712-1
Rating: important
References: #1191318
Cross-References:CVE-2021-41864
Affected Products:
  • SUSE Linux Enterprise Module for Live Patching 15-SP2

An update that fixes one vulnerability is now available.

Description:

This update for the Linux Kernel 5.3.18-24_67 fixes one issue.
The following security issue was fixed:

  • CVE-2021-41864: Fixed an integer overflow with a resultant out-of-bounds write in prealloc_elems_and_freelist in kernel/bpf/stackmap.c (bsc#1191318).

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-SP2-2021-3712=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3714=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3715=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3716=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-3717=1

Package List:

  • SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64):
    • kernel-livepatch-5_3_18-24_67-default-6-2.2
    • kernel-livepatch-5_3_18-24_67-default-debuginfo-6-2.2
    • kernel-livepatch-5_3_18-24_70-default-6-2.2
    • kernel-livepatch-5_3_18-24_70-default-debuginfo-6-2.2
    • kernel-livepatch-5_3_18-24_75-default-5-2.2
    • kernel-livepatch-5_3_18-24_75-default-debuginfo-5-2.2
    • kernel-livepatch-5_3_18-24_78-default-4-2.2
    • kernel-livepatch-5_3_18-24_78-default-debuginfo-4-2.2
    • kernel-livepatch-5_3_18-24_83-default-2-2.2
    • kernel-livepatch-5_3_18-24_83-default-debuginfo-2-2.2
    • kernel-livepatch-SLE15-SP2_Update_14-debugsource-6-2.2
    • kernel-livepatch-SLE15-SP2_Update_16-debugsource-6-2.2
    • kernel-livepatch-SLE15-SP2_Update_17-debugsource-5-2.2
    • kernel-livepatch-SLE15-SP2_Update_18-debugsource-4-2.2
    • kernel-livepatch-SLE15-SP2_Update_19-debugsource-2-2.2

References: