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SUSE: 2022:1783-1 Important: Fix Use-After-Free DoS in Linux Kernel

suse
Calendar Grey May 21, 2022
Dist Suse Esm H88
SUSE has issued a security patch addressing a severe vulnerability in the Linux Kernel, rectifying a use-after-free bug that could result in a denial of service.
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 4.12.14-122_106 fixes one issue. 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). 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-SP3-2022-1787=1 SUSE-SLE-Module-Live-Patching-15-SP3-2022-1788=1 SUSE-SLE-Module-Live-Patching-15-SP3-2022-1789=1

Topics%20covered

Topics Covered

security advisory important doS suse linux kernel use-after-free

References

#1198590

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 Live Patching 12-SP5

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.sus...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:1783-1
Rating: important

Topics%20covered

Topics Covered

security advisory important doS suse linux kernel use-after-free

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