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SUSE: 2022:1193-1 Important: Kernel Patch and Buffer Overflow Fixes

suse
Calendar Grey April 14, 2022
Dist Suse Esm H88
SUSE Security Patch for the Linux Kernel tackles various high-priority vulnerabilities with Live Patch 24 intended for SLE 15 SP1.
An update that fixes two vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-197_89 fixes several issues. The following security issues were fixed: - CVE-2022-27666: Fixed a buffer overflow vulnerability in IPsec ESP transformation code. This flaw allowed a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation. (bnc#1197462) - CVE-2022-22942: Fixed stale file descriptors on failed usercopy. (bsc#1195065) 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-SP1-2022-1193=1 Package List:

Topics%20covered

Topics Covered

security advisory buffer overflow privilege escalation important SUSE Linux Enterprise

References

#1195951 #1197133

Cross- CVE-2022-22942 CVE-2022-27666

CVSS scores:

CVE-2022-22942 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-27666 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-27666 (SUSE): 7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/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-2022-22942.html

https://www.suse.com/security/cve/CVE-2022-27666.html

https://bugzilla.suse.com/1195951

https://bugzilla.suse.com/1197133

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:1193-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow privilege escalation important SUSE Linux Enterprise

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