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SUSE Kernel Livepatch 6.0: Critical Updates for TLS and Xfrm Problems

suse
Calendar Grey December 9, 2025
Dist Suse Esm H88
Kernel Livepatch 6.0 security update fixes TLS and xfrm vulnerabilities. Immediate patching is recommended for system integrity.
* bsc#1248672 * bsc#1249537 Cross-References: * CVE-2025-38500

Summary

## This update for kernel-livepatch-MICRO-6-0-RT_Update_8 fixes the following issues: * CVE-2025-38500: xfrm: interface: fix use-after-free after changing collect_md xfrm interface (bsc#1248672) * 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 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-kernel-213=1 ## Package List: * SUSE Linux Micro 6.0 (x86_64) * kernel-livepatch-MICRO-6-0-RT_Update_8-debugsource-9-1.2 * kernel-livepatch-6_4_0-31-rt-debuginfo-9-1.2 * kernel-livepatch-6_4_0-31-rt-9-1.2

Topics%20covered

Topics Covered

security advisory SuSE kernel patch important system stability tls issue

References

* bsc#1248672

* bsc#1249537

Cross-

* CVE-2025-38500

* CVE-2025-38616

CVSS scores:

* CVE-2025-38500 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-38500 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38500 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* 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 6.0

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-38500.html

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

* https://bugzilla.suse.com/show_bug.cgi?id=1248672

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:21090-1
Release Date: 2025-11-28T08:19:29Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE kernel patch important system stability tls issue

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