SUSE Security Update: Security update for the Linux Kernel (Live Patch 30 for SLE 15)
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Announcement ID:    SUSE-SU-2022:2460-1
Rating:             important
References:         #1200608 
Cross-References:   CVE-2022-20154
CVSS scores:
                    CVE-2022-20154 (NVD) : 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-20154 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise High Performance Computing 15
                    SUSE Linux Enterprise Module for Live Patching 15
                    SUSE Linux Enterprise Server 15
                    SUSE Linux Enterprise Server for SAP Applications 15
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   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.12.14-150000_150_92 fixes one issue.

   The following security issue was fixed:

   - CVE-2022-20154: Fixed a use after free due to a race condition in
     lock_sock_nested of sock.c. This could lead to local escalation of
     privilege with System execution privileges needed (bsc#1200599).


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:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2022-2460=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64):

      kernel-livepatch-4_12_14-150000_150_92-default-2-150000.2.1
      kernel-livepatch-4_12_14-150000_150_92-default-debuginfo-2-150000.2.1


References:

   https://www.suse.com/security/cve/CVE-2022-20154.html
   https://bugzilla.suse.com/1200608