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SUSE: 2022:2460-1 Important: Kernel Live Patch Fix For Escalation Issue

suse
Calendar Grey July 20, 2022
Dist Suse Esm H88
SUSE Security Announcement: The new Linux Kernel Live Patch addresses a significant vulnerability. Discover the details today!
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 4.12.14-150000_150_92 fixes one issue. The following security issue was fixed: - CVE-2022-20154: Fixed a use after free due to a race condition in lock_sock_nested of sock.c. This could lead to local escalation of privilege with System execution privileges needed (bsc#1200599). 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-15-2022-2460=1 Package List: - SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64): kernel-livepatch-4_12_14-150000_150_92-default-2-150000.2.1

References

#1200608

Cross- CVE-2022-20154

CVSS scores:

CVE-2022-20154 (NVD) : 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CVE-2022-20154 (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

SUSE Linux Enterprise Module for Live Patching 15

SUSE Linux Enterprise Server 15

SUSE Linux Enterprise Server for SAP Applications 15

https://www.suse.com/security/cve/CVE-2022-20154.html

https://bugzilla.suse.com/1200608

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:2460-1
Rating: important

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