SUSE-SU-2021:2460-1: important: Security update for the Linux Kernel (Live Patch 17 for SLE 12 SP5)

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Fri Jul 23 10:16:55 UTC 2021


   SUSE Security Update: Security update for the Linux Kernel (Live Patch 17 for SLE 12 SP5)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:2460-1
Rating:             important
References:         #1185901 
Cross-References:   CVE-2021-23133
CVSS scores:
                    CVE-2021-23133 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-23133 (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 Live Patching 12-SP5
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.12.14-122_66 fixes one issue.

   The following security issue was fixed:

   - CVE-2021-23133: Fixed a race condition in the SCTP sockets that can lead
     to kernel privilege escalation from the context of a network service or
     an unprivileged process. (bsc#1185901)


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 Live Patching 12-SP5:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2021-2460=1



Package List:

   - SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64):

      kgraft-patch-4_12_14-122_66-default-4-2.2


References:

   https://www.suse.com/security/cve/CVE-2021-23133.html
   https://bugzilla.suse.com/1185901



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