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SUSE: Important TLS Data Loss Fix in kernel-livepatch-MICRO 2025:21113-1

suse
Calendar Grey December 9, 2025
Dist Suse Esm H88
SUSE kernel-livepatch update resolves important security flaw CVE-2025-38616 in Micro 6.1. Patch recommended for users.
* bsc#1249537 Cross-References: * CVE-2025-38616

Summary

## This update for kernel-livepatch-MICRO-6-0_Update_11 fixes the following issues: * CVE-2025-38616: tls: handle data disappearing from under the TLS ULP (bsc#1249537) ## 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 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-kernel-226=1 ## Package List: * SUSE Linux Micro 6.1 (s390x x86_64) * kernel-livepatch-MICRO-6-0_Update_11-debugsource-3-1.1 * kernel-livepatch-6_4_0-34-default-debuginfo-3-1.1 * kernel-livepatch-6_4_0-34-default-3-1.1

Topics%20covered

Topics Covered

security advisory SuSE important data loss TLS kernel livepatch

References

* bsc#1249537

Cross-

* CVE-2025-38616

CVSS scores:

* CVE-2025-38616 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H

* CVE-2025-38616 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Affected Products:

* SUSE Linux Micro 6.1

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-38616.html

* https://bugzilla.suse.com/show_bug.cgi?id=1249537

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:21113-1
Release Date: 2025-11-28T08:20:11Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important data loss TLS kernel livepatch

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