SUSE: 2022:4036-1 important: the Linux Kernel (Live Patch 4 for SLE...

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 4 for SLE 15 SP4)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:4036-1
Rating:             important
References:         #1196959 
Cross-References:   CVE-2021-39698
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

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
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   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 5.14.21-150400_24_28 fixes one issue.

   The following security issue was fixed:

   - CVE-2021-39698: Fixed a possible memory corruption due to a use after
     free in aio_poll_complete_work. This could lead to local escalation of
     privilege with no additional execution privileges needed. (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-SP4-2022-4036=1



Package List:

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

      kernel-livepatch-5_14_21-150400_24_28-default-2-150400.2.1
      kernel-livepatch-5_14_21-150400_24_28-default-debuginfo-2-150400.2.1
      kernel-livepatch-SLE15-SP4_Update_4-debugsource-2-150400.2.1


References:

   https://www.suse.com/security/cve/CVE-2021-39698.html
   https://bugzilla.suse.com/1196959

SUSE: 2022:4036-1 important: the Linux Kernel (Live Patch 4 for SLE 15 SP4)

November 16, 2022
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 5.14.21-150400_24_28 fixes one issue. The following security issue was fixed: - CVE-2021-39698: Fixed a possible memory corruption due to a use after free in aio_poll_complete_work. This could lead to local escalation of privilege with no additional execution privileges needed. (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-SP4-2022-4036=1 Package List: - SUSE Linux Enterprise Module for Live Patching 15-SP4 (ppc64le s390x x86_64): kernel-livepatch-5_14_21-150400_24_28-default-2-150400.2.1 kernel-livepatch-5_14_21-150400_24_28-default-debuginfo-2-150400.2.1 kernel-livepatch-SLE15-SP4_Update_4-debugsource-2-150400.2.1

References

#1196959

Cross- CVE-2021-39698

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

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

https://www.suse.com/security/cve/CVE-2021-39698.html

https://bugzilla.suse.com/1196959

Severity
Announcement ID: SUSE-SU-2022:4036-1
Rating: important

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