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SUSE: 2022:1035-1 Important: Linux Kernel Live Patch Critical Escalation

suse
Calendar Grey March 30, 2022
Dist Suse Esm H88
Announcement regarding the latest Live Patch for Kernel 12 on SLES 15 SP2, focusing on critical vulnerabilities, particularly privilege escalation threats.
An update that fixes two vulnerabilities is now available

Summary

This update for the Linux Kernel 5.3.18-24_61 fixes several issues. The following security issues were fixed: - CVE-2022-0492: Fixed a privilege escalation related to cgroups v1 release_agent feature, which allowed bypassing namespace isolation unexpectedly (bsc#1195543). - CVE-2022-0487: A use-after-free vulnerability was found in rtsx_usb_ms_drv_remove() in drivers/memstick/host/rtsx_usb_ms.c (bsc#1194516). 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-SP2: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2022-1035=1 Package List:

Topics%20covered

Topics Covered

security advisory privilege escalation kernel patch SUSE live patching

References

#1195908 #1195949

Cross- CVE-2022-0487 CVE-2022-0492

CVSS scores:

CVE-2022-0487 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVE-2022-0487 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-0492 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-0492 (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 Module for Live Patching 15-SP2

SUSE Linux Enterprise Server 15-SP2

SUSE Linux Enterprise Server for SAP Applications 15-SP2

https://www.suse.com/security/cve/CVE-2022-0487.html

https://www.suse.com/security/cve/CVE-2022-0492.html

https://bugzilla.suse.com/1195908

https://bugzilla.suse.com/1195949

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:1035-1
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation kernel patch SUSE live patching

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