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SUSE Linux Micro 6.0 Kernel RT Important Update 2026-21489-1 CVE-2026-31431

suse
Calendar Grey May 6, 2026
Dist Suse Esm H88
Resolve critical issues affecting SUSE Linux Enterprise Micro 6.0 through this important kernel RT update and protection.
An update that solves one vulnerability can now be installed.

Summary

## This update for the SUSE Linux Enterprise Kernel 6.4.0-41.1 fixes one security issue The following security issue was fixed: * CVE-2026-31431: crypto: algif_aead - Revert to operating out-of-place (bsc#1263689). ## Patch Instructions: To install this SUSE 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 Micro 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-kernel-393=1 ## Package List: * SUSE Linux Micro 6.0 (x86_64) * kernel-livepatch-6_4_0-41-rt-2-1.1 * kernel-livepatch-MICRO-6-0-RT_Update_19-debugsource-2-1.1 * kernel-livepatch-6_4_0-41-rt-debuginfo-2-1.1

Topics%20covered

Topics Covered

security advisory security issue SuSE important attack kernel-rt

References

* bsc#1263689

Cross-

* CVE-2026-31431

CVSS scores:

* CVE-2026-31431 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-31431 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Micro 6.0

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-31431.html

* https://bugzilla.suse.com/show_bug.cgi?id=1263689

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21489-1
Release Date: 2026-05-05T13:18:14Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE important attack kernel-rt

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