Alerts This Week
Warning Icon 1 916
Alerts This Week
Warning Icon 1 916

SUSE: 2022:1593-1 Critical: Kernel Live Patch Privilege Escalation

suse
Calendar Grey May 10, 2022
Dist Suse Esm H88
Important SUSE Security Patch released to tackle kernel vulnerabilities affecting business infrastructures and potential elevation of user privileges.
An update that fixes two vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-150100_197_111 fixes several issues. The following security issues were fixed: - CVE-2022-1011: A use-after-free flaw was found in the FUSE filesystem in the way a user triggers write(). This flaw allowed a local user to gain unauthorized access to data from the FUSE filesystem, resulting in privilege escalation. (bsc#1197344) - - CVE-2022-22942: Fixed stale file descriptors on failed usercopy. (bsc#1195951) 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-SP1: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2022-1593=1 Package List:

Topics%20covered

Topics Covered

security advisory privilege escalation important linux kernel suse linux live patching

References

#1195951 #1197344

Cross- CVE-2022-1011 CVE-2022-22942

CVSS scores:

CVE-2022-1011 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1011 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-22942 (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-SP1

SUSE Linux Enterprise Module for Live Patching 15-SP1

SUSE Linux Enterprise Server 15-SP1

SUSE Linux Enterprise Server for SAP Applications 15-SP1

https://www.suse.com/security/cve/CVE-2022-1011.html

https://www.suse.com/security/cve/CVE-2022-22942.html

https://bugzilla.suse.com/1195951

https://bugzilla.suse.com/1197344

Severity
critical
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:1593-1
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation important linux kernel suse linux live patching

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here