SUSE: 2021:4039-1 important: the Linux Kernel (Live Patch 27 for SLE 15 SP1)
Summary
This update for the Linux Kernel 4.12.14-197_102 fixes one issue. The following security issue was fixed: - CVE-2021-0935: In ip6_xmit of ip6_output.c, there is a possible out of bounds write due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. (bsc#1192032) 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-SP1-2021-4039=1 - SUSE Linux Enterprise Live Patching 12-SP5: zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2021-4020=1 Package List: - SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64): kernel-livepatch-4_12_14-197_102-default-2-2.1 - SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64): kgraft-patch-4_12_14-122_103-default-2-2.1
References
#1192042
Cross- CVE-2021-0935
CVSS scores:
CVE-2021-0935 (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 Module for Live Patching 15-SP1
SUSE Linux Enterprise Live Patching 12-SP5
https://www.suse.com/security/cve/CVE-2021-0935.html
https://bugzilla.suse.com/1192042