SUSE: 2022:0647-1 important: the Linux Kernel (Live Patch 26 for SLE 12 SP5)
Summary
This update for the Linux Kernel 4.12.14-122_103 fixes one issue. The following security issue was fixed: - CVE-2021-0920: Fixed a local privilege escalation due to an use after free bug in unix_gc (bsc#1194463). 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-SP1-2022-629=1 SUSE-SLE-Module-Live-Patching-15-SP1-2022-630=1 SUSE-SLE-Module-Live-Patching-15-SP1-2022-631=1 SUSE-SLE-Module-Live-Patching-15-SP1-2022-632=1 SUSE-SLE-Module-Live-Patching-15-SP1-2022-633=1 - SUSE Linux Enterprise Live Patching 12-SP5: zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2022-634=1 SUSE-SLE-Live-Patching-12-SP5-2022-635=1 SUSE-SLE-Live-Patching-12-SP5-2022-636=1 SUSE-SLE-Live-Patching-12-SP5-2022-637=1 SUSE-SLE-Live-Patching-12-SP5-2022-638=1 SUSE-SLE-Live-Patching-12-SP5-2022-639=1 SUSE-SLE-Live-Patching-12-SP5-2022-640=1 SUSE-SLE-Live-Patching-12-SP5-2022-641=1 SUSE-SLE-Live-Patching-12-SP5-2022-642=1 SUSE-SLE-Live-Patching-12-SP5-2022-643=1 SUSE-SLE-Live-Patching-12-SP5-2022-644=1 - SUSE Linux Enterprise Live Patching 12-SP4: zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2022-645=1 SUSE-SLE-Live-Patching-12-SP4-2022-646=1 SUSE-SLE-Live-Patching-12-SP4-2022-647=1 SUSE-SLE-Live-Patching-12-SP4-2022-648=1 Package List: - SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64): kernel-livepatch-4_12_14-197_102-default-4-2.1 kernel-livepatch-4_12_14-197_86-default-15-2.2 kernel-livepatch-4_12_14-197_89-default-12-2.1 kernel-livepatch-4_12_14-197_92-default-11-2.1 kernel-livepatch-4_12_14-197_99-default-9-2.1 - SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64): kgraft-patch-4_12_14-122_103-default-4-2.1 kgraft-patch-4_12_14-122_63-default-15-2.2 kgraft-patch-4_12_14-122_66-default-13-2.1 kgraft-patch-4_12_14-122_71-default-12-2.1 kgraft-patch-4_12_14-122_74-default-10-2.1 kgraft-patch-4_12_14-122_77-default-10-2.1 kgraft-patch-4_12_14-122_80-default-9-2.1 kgraft-patch-4_12_14-122_83-default-8-2.1 kgraft-patch-4_12_14-122_88-default-6-2.1 kgraft-patch-4_12_14-122_91-default-6-2.1 kgraft-patch-4_12_14-122_98-default-4-2.1 - SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64): kgraft-patch-4_12_14-95_71-default-15-2.2 kgraft-patch-4_12_14-95_74-default-12-2.1 kgraft-patch-4_12_14-95_80-default-9-2.1 kgraft-patch-4_12_14-95_83-default-4-2.1
References
#1194463
Cross- CVE-2021-0920
CVSS scores:
CVE-2021-0920 (NVD) : 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CVE-2021-0920 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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
https://www.suse.com/security/cve/CVE-2021-0920.html
https://bugzilla.suse.com/1194463