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SUSE: Important Race Condition Fix for Linux Kernel CVE-2025-38477 Advisory

suse
Calendar Grey October 13, 2025
Dist Suse Esm H88
SUSE updates kernel for critical issue CVE-2025-38477, rated important. Immediate patching recommended for impacted systems.
* bsc#1247315 Cross-References: * CVE-2025-38477

Summary

## This update for the Linux Kernel 5.14.21-150400_24_167 fixes one issue. The following security issue was fixed: * CVE-2025-38477: net/sched: sch_qfq: Fix race condition on qfq_aggregate (bsc#1247315). ## 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 15.4 zypper in -t patch SUSE-2025-3550=1 * SUSE Linux Enterprise Live Patching 15-SP4 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-3550=1 ## Package List: * openSUSE Leap 15.4 (ppc64le s390x x86_64) * kernel-livepatch-5_14_21-150400_24_167-default-6-150400.2.1 * kernel-livepatch-5_14_21-150400_24_167-default-debuginfo-6-150400.2.1

Topics%20covered

Topics Covered

security advisory SuSE DoS important kernel cve-2025-38477

References

* bsc#1247315

Cross-

* CVE-2025-38477

CVSS scores:

* CVE-2025-38477 ( SUSE ): 7.3

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

* CVE-2025-38477 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* openSUSE Leap 15.4

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise Live Patching 15-SP4

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Real Time 15 SP4

* SUSE Linux Enterprise Server 15 SP4

* SUSE Linux Enterprise Server for SAP Applications 15 SP4

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-38477.html

* https://bugzilla.suse.com/show_bug.cgi?id=1247315

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:03550-1
Release Date: 2025-10-11T07:04:07Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE DoS important kernel cve-2025-38477

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