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SUSE Linux Enterprise 16.0 Kernel Important Threat Fix 2026-21421-1

suse
Calendar Grey May 4, 2026
Dist Suse Esm H88
An important update for SUSE addresses a significant kernel issue. Immediate installation is recommended to ensure system security.
An update that solves one vulnerability can now be installed.

Summary

## The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: * CVE-2026-31431: The copy.fail security issue is fixed by revert to operating out-of-place in algif_aead (bsc#1262573).

Topics%20covered

Topics Covered

security advisory security issue SuSE threat important kernel

References

* bsc#1262573

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 Enterprise Server High Availability Extension 16.0

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=1262573

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21421-1
Release Date: 2026-05-02T07:09:30Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE threat important kernel

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