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SUSE Linux Enterprise 15 SP5: Kernel Important Security Update 2025:03188-1

suse
Calendar Grey September 12, 2025
Dist Suse Esm H88
Essential SUSE kernel upgrade addresses significant vulnerabilities; suggested installation approaches outlined.
* bsc#1245805 * bsc#1246030 Cross-References: * CVE-2025-21701

Summary

## This update for the Linux Kernel 5.14.21-150500_55_113 fixes several issues. The following security issues were fixed: * CVE-2025-21701: net: avoid race between device unregistration and ethnl ops (bsc#1245805). * CVE-2025-38212: ipc: fix to protect IPCS lookups using RCU (bsc#1246030). ## 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: * openSUSE Leap 15.5 zypper in -t patch SUSE-2025-3188=1 * SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2025-3188=1 ## Package List: * openSUSE Leap 15.5 (ppc64le s390x x86_64) * kernel-livepatch-SLE15-SP5_Update_28-debugsource-4-150500.2.1

Topics%20covered

Topics Covered

security advisory security issue SuSE important kernel important security update

References

* bsc#1245805

* bsc#1246030

Cross-

* CVE-2025-21701

* CVE-2025-38212

CVSS scores:

* CVE-2025-21701 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38212 ( SUSE ): 8.5

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

* CVE-2025-38212 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* openSUSE Leap 15.5

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Live Patching 15-SP5

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Real Time 15 SP5

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-21701.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:03188-1
Release Date: 2025-09-12T06:33:50Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE important kernel important security update

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