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SUSE: 2022:1849-1 Important: Kernel Live Patch for DoS Threat

suse
Calendar Grey May 25, 2022
Dist Suse Esm H88
Security Update for Linux Kernel addressing CVE-2022-1280 for SUSE SLE 15 SP2, crucial for server performance.
An update that solves one vulnerability and has one errata is now available

Summary

This update for the Linux Kernel 5.3.18-24_102 fixes several issues. The following security issue was fixed: - CVE-2022-1280: Fixed a use-after-free vulnerability in drm_lease_held in drivers/gpu/drm/drm_lease.c. This flaw allowed a local user privilege attacker to cause a denial of service (DoS) or a kernel information leak (bsc#1198590). - Add missing module_mutex lock to module notifier for previous live patches (bsc#1199834). 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-SP3-2022-1849=1

Topics%20covered

Topics Covered

security advisory security issue DoS kernel patch SUSE important update Linux Kernel

References

#1198590 #1199834

Cross- CVE-2022-1280

CVSS scores:

CVE-2022-1280 (NVD) : 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H

CVE-2022-1280 (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-SP2

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Micro 5.1

SUSE Linux Enterprise Module for Live Patching 15-SP2

SUSE Linux Enterprise Module for Live Patching 15-SP3

SUSE Linux Enterprise Server 15-SP2

SUSE Linux Enterprise Server 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15-SP2

SUSE Linux Enterprise Server for SAP Applications 15-SP3

https://www.suse.com/security/cve/CVE-2022-1280.html

https://bugzilla.suse.com/1198590

https://bugzilla.suse.com/1199834

Severity
important
Lowest
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Critical

Announcement ID: SUSE-SU-2022:1849-1
Rating: important

Topics%20covered

Topics Covered

security advisory security issue DoS kernel patch SUSE important update Linux Kernel

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