SUSE-SU-2022:2285-1: important: Security update for the Linux Kernel (Live Patch 45 for SLE 12 SP3)

[sle-updates at lists.suse.com]

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 45 for SLE 12 SP3)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:2285-1
Rating:             important
References:         #1197211 
Cross-References:   CVE-2021-39713
CVSS scores:
                    CVE-2021-39713 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-39713 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise Server 12-SP3-LTSS
                    SUSE Linux Enterprise Server for SAP 12-SP3
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.180-94_164 fixes one issue.

   The following security issue was fixed:

   - CVE-2021-39713: Fixed a race condition in the network scheduling
     subsystem which could lead to a use-after-free. (bnc#1196973)


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 Server for SAP 12-SP3:

      zypper in -t patch SUSE-SLE-SAP-12-SP3-2022-2285=1

   - SUSE Linux Enterprise Server 12-SP3-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-2022-2285=1



Package List:

   - SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):

      kgraft-patch-4_4_180-94_164-default-2-2.2
      kgraft-patch-4_4_180-94_164-default-debuginfo-2-2.2

   - SUSE Linux Enterprise Server 12-SP3-LTSS (ppc64le x86_64):

      kgraft-patch-4_4_180-94_164-default-2-2.2
      kgraft-patch-4_4_180-94_164-default-debuginfo-2-2.2


References:

   https://www.suse.com/security/cve/CVE-2021-39713.html
   https://bugzilla.suse.com/1197211