SUSE-SU-2022:4542-1: important: Security update for the Linux Kernel (Live Patch 5 for SLE 15 SP4)

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Sat Dec 17 23:26:30 UTC 2022


   SUSE Security Update: Security update for the Linux Kernel (Live Patch 5 for SLE 15 SP4)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:4542-1
Rating:             important
References:         #1196959 #1205130 #1205815 #1206228 
Cross-References:   CVE-2021-39698 CVE-2022-4139 CVE-2022-4378
                    CVE-2022-43945
CVSS scores:
                    CVE-2021-39698 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-39698 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-4139 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-4378 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2022-43945 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-43945 (SUSE): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise High Performance Computing 15-SP4
                    SUSE Linux Enterprise Module for Live Patching 15-SP4
                    SUSE Linux Enterprise Server 15-SP4
                    SUSE Linux Enterprise Server for SAP Applications 15-SP4
______________________________________________________________________________

   An update that fixes four vulnerabilities is now available.

Description:

   This update for the Linux Kernel 5.14.21-150400_24_33 fixes several issues.

   The following security issues were fixed:

   - CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation
     (bsc#1205128).
   - CVE-2022-4378: Fixed stack overflow in __do_proc_dointvec (bsc#1206207).
   - CVE-2022-4139: Fixed an issue with the i915 driver that allowed the GPU
     to access any physical memory (bsc#1205700).
   - CVE-2021-39698: Fixed a use-after-free in aio_poll_complete_work of
     aio.c (bsc#1196956).


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-SP4:

      zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2022-4542=1



Package List:

   - SUSE Linux Enterprise Module for Live Patching 15-SP4 (ppc64le s390x x86_64):

      kernel-livepatch-5_14_21-150400_24_33-default-2-150400.2.1
      kernel-livepatch-5_14_21-150400_24_33-default-debuginfo-2-150400.2.1
      kernel-livepatch-SLE15-SP4_Update_5-debugsource-2-150400.2.1


References:

   https://www.suse.com/security/cve/CVE-2021-39698.html
   https://www.suse.com/security/cve/CVE-2022-4139.html
   https://www.suse.com/security/cve/CVE-2022-4378.html
   https://www.suse.com/security/cve/CVE-2022-43945.html
   https://bugzilla.suse.com/1196959
   https://bugzilla.suse.com/1205130
   https://bugzilla.suse.com/1205815
   https://bugzilla.suse.com/1206228



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