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SUSE: 2022:4034-1 Important: Kernel Live Patch Security Fix

suse
Calendar Grey November 16, 2022
Dist Suse Esm H88
Important security enhancement for SUSE Linux Kernel boosts overall system reliability by addressing significant weaknesses.
An update that fixes three vulnerabilities is now available

Summary

This update for the Linux Kernel 5.3.18-150300_59_90 fixes several issues. The following security issues were fixed: - 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). - CVE-2022-42722: Fixed crash in beacon protection for P2P-device. (bsc#1204125) 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-SP3: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-4034=1 Package List: - SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64):

Topics%20covered

Topics Covered

security advisory security fix important kernel system stability SUSE live patch

References

#1203613 #1204170 #1204289

Cross- CVE-2022-2588 CVE-2022-42703 CVE-2022-42722

CVSS scores:

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

CVE-2022-42722 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2022-42722 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Micro 5.1

SUSE Linux Enterprise Module for Live Patching 15-SP3

SUSE Linux Enterprise Server 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15-SP3

https://www.suse.com/security/cve/CVE-2022-2588.html

Severity
important
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Announcement ID: SUSE-SU-2022:4034-1
Rating: important

Topics%20covered

Topics Covered

security advisory security fix important kernel system stability SUSE live patch

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