SUSE-SU-2021:2332-1: important: Security update for the Linux Kernel (Live Patch 16 for SLE 15 SP1)

sle-updates at lists.suse.com sle-updates at lists.suse.com
Wed Jul 14 19:56:43 UTC 2021


   SUSE Security Update: Security update for the Linux Kernel (Live Patch 16 for SLE 15 SP1)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:2332-1
Rating:             important
References:         #1185901 #1187597 
Cross-References:   CVE-2021-0512 CVE-2021-23133
CVSS scores:
                    CVE-2021-0512 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    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 Module for Live Patching 15-SP1
                    SUSE Linux Enterprise Live Patching 12-SP5
______________________________________________________________________________

   An update that fixes two vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.12.14-197_61 fixes several issues.

   The following security issues were fixed:

   - CVE-2021-0512: Fixed a possible out-of-bounds write which could lead to
     local escalation of privilege with no additional execution privileges
     needed. (bsc#1187597)
   - 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 Module for Live Patching 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2021-2328=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-2329=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-2330=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-2331=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-2332=1 SUSE-SLE-Module-Live-Patching-15-SP1-2021-2333=1

   - SUSE Linux Enterprise Live Patching 12-SP5:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2021-2339=1 SUSE-SLE-Live-Patching-12-SP5-2021-2345=1 SUSE-SLE-Live-Patching-12-SP5-2021-2346=1 SUSE-SLE-Live-Patching-12-SP5-2021-2347=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):

      kernel-livepatch-4_12_14-197_56-default-11-2.2
      kernel-livepatch-4_12_14-197_61-default-10-2.2
      kernel-livepatch-4_12_14-197_64-default-9-2.2
      kernel-livepatch-4_12_14-197_67-default-9-2.2
      kernel-livepatch-4_12_14-197_72-default-8-2.2
      kernel-livepatch-4_12_14-197_83-default-7-2.2

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

      kgraft-patch-4_12_14-122_37-default-13-2.2
      kgraft-patch-4_12_14-122_41-default-12-2.2
      kgraft-patch-4_12_14-122_57-default-8-2.2
      kgraft-patch-4_12_14-122_63-default-6-2.2


References:

   https://www.suse.com/security/cve/CVE-2021-0512.html
   https://www.suse.com/security/cve/CVE-2021-23133.html
   https://bugzilla.suse.com/1185901
   https://bugzilla.suse.com/1187597



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