SUSE-SU-2022:4024-1: important: Security update for the Linux Kernel (Live Patch 32 for SLE 15 SP1)

[sle-updates at lists.suse.com]

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 32 for SLE 15 SP1)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:4024-1
Rating:             important
References:         #1202087 #1203613 #1204170 
Cross-References:   CVE-2021-33655 CVE-2022-2588 CVE-2022-42703
                   
CVSS scores:
                    CVE-2021-33655 (NVD) : 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-33655 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-2588 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-42703 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-42703 (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-SP1
                    SUSE Linux Enterprise Live Patching 12-SP4
                    SUSE Linux Enterprise Live Patching 12-SP5
                    SUSE Linux Enterprise Module for Live Patching 15-SP1
                    SUSE Linux Enterprise Server 15-SP1
                    SUSE Linux Enterprise Server for SAP Applications 15-SP1
______________________________________________________________________________

   An update that fixes three vulnerabilities is now available.

Description:

   This update for the Linux Kernel 4.12.14-150100_197_117 fixes several
   issues.

   The following security issues were fixed:

   - CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO
     (bnc#1201635).
   - CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).
   - CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf
     anon_vma double reuse (bnc#1204168).


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-SP1-2022-4029=1

   - SUSE Linux Enterprise Live Patching 12-SP5:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2022-4025=1

   - SUSE Linux Enterprise Live Patching 12-SP4:

      zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2022-4024=1



Package List:

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

      kernel-livepatch-4_12_14-150100_197_117-default-4-150100.2.1

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

      kgraft-patch-4_12_14-122_127-default-4-2.1

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

      kgraft-patch-4_12_14-95_102-default-4-2.1


References:

   https://www.suse.com/security/cve/CVE-2021-33655.html
   https://www.suse.com/security/cve/CVE-2022-2588.html
   https://www.suse.com/security/cve/CVE-2022-42703.html
   https://bugzilla.suse.com/1202087
   https://bugzilla.suse.com/1203613
   https://bugzilla.suse.com/1204170