SUSE-SU-2021:2367-1: important: Security update for the Linux Kernel (Live Patch 24 for SLE 15)

sle-updates at lists.suse.com sle-updates at lists.suse.com
Thu Jul 15 16:45:25 UTC 2021


   SUSE Security Update: Security update for the Linux Kernel (Live Patch 24 for SLE 15)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:2367-1
Rating:             important
References:         #1185901 #1187597 #1187687 
Cross-References:   CVE-2021-0512 CVE-2021-0605 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-2021-0605 (NVD) : 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
                    CVE-2021-0605 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/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
                    SUSE Linux Enterprise Live Patching 12-SP4
______________________________________________________________________________

   An update that fixes three vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.12.14-150_72 fixes several issues.

   The following security issues were fixed:

   - CVE-2021-0605: Fixed an out-of-bounds read which could lead to local
     information disclosure in the kernel with System execution privileges
     needed. (bsc#1187687)
   - 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:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2021-2364=1 SUSE-SLE-Module-Live-Patching-15-2021-2370=1

   - SUSE Linux Enterprise Live Patching 12-SP4:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2021-2355=1 SUSE-SLE-Live-Patching-12-SP4-2021-2356=1 SUSE-SLE-Live-Patching-12-SP4-2021-2367=1



Package List:

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

      kernel-livepatch-4_12_14-150_69-default-6-2.2
      kernel-livepatch-4_12_14-150_69-default-debuginfo-6-2.2
      kernel-livepatch-4_12_14-150_72-default-3-2.1
      kernel-livepatch-4_12_14-150_72-default-debuginfo-3-2.1

   - SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64):

      kgraft-patch-4_12_14-95_57-default-12-2.2
      kgraft-patch-4_12_14-95_60-default-11-2.2
      kgraft-patch-4_12_14-95_74-default-3-2.1


References:

   https://www.suse.com/security/cve/CVE-2021-0512.html
   https://www.suse.com/security/cve/CVE-2021-0605.html
   https://www.suse.com/security/cve/CVE-2021-23133.html
   https://bugzilla.suse.com/1185901
   https://bugzilla.suse.com/1187597
   https://bugzilla.suse.com/1187687



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