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openSUSE: Kernel Important Security Update for SUSE-SU-2025:03529-1

opensuse
Calendar Grey October 10, 2025
Dist Opensuse Esm H88
An update is available for the openSUSE kernel that fixes important security issues, providing guidance for installation.
An update that solves three vulnerabilities can now be installed.

Description

This update for the Linux Kernel 5.3.18-150300_59_201 fixes several issues.

The following security issues were fixed:

* CVE-2024-53168: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket

(bsc#1243650).

* CVE-2025-38477: net/sched: sch_qfq: Fix race condition on qfq_aggregate

(bsc#1247315).

* CVE-2025-21791: vrf: use RCU protection in l3mdev_l3_out() (bsc#1240744).

Topics%20covered

Topics Covered

security advisory important race condition kernel installation instructions OpenSUSE

Patch

## 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 Enterprise Live Patching 15-SP3

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2025-3529=1 SUSE-SLE-

Module-Live-Patching-15-SP3-2025-3532=1

* openSUSE Leap 15.3

zypper in -t patch SUSE-2025-3532=1 SUSE-2025-3529=1

Package List

* SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP3_Update_56-debugsource-7-150300.2.1

* kernel-livepatch-5_3_18-150300_59_201-default-debuginfo-7-150300.2.1

* kernel-livepatch-5_3_18-150300_59_201-default-7-150300.2.1

* kernel-livepatch-5_3_18-150300_59_198-default-9-150300.2.1

* openSUSE Leap 15.3 (ppc64le s390x x86_64)

* kernel-livepatch-5_3_18-150300_59_201-default-7-150300.2.1

* kernel-livepatch-SLE15-SP3_Update_56-debugsource-7-150300.2.1

* kernel-livepatch-5_3_18-150300_59_198-default-debuginfo-9-150300.2.1

* kernel-livepatch-5_3_18-150300_59_201-default-debuginfo-7-150300.2.1

* kernel-livepatch-5_3_18-150300_59_198-default-9-150300.2.1

* kernel-livepatch-SLE15-SP3_Update_55-debugsource-9-150300.2.1

* openSUSE Leap 15.3 (x86_64)

* kernel-livepatch-5_3_18-150300_59_198-preempt-9-150300.2.1

* kernel-livepatch-5_3_18-150300_59_198-preempt-debuginfo-9-150300.2.1

* kernel-livepatch-5_3_18-150300_59_201-preempt-7-150300.2.1

*...

Read the Full Advisory

References

* bsc#1240744

* bsc#1243650

* bsc#1247315

## References:

* https://www.suse.com/security/cve/CVE-2024-53168.html

* https://www.suse.com/security/cve/CVE-2025-21791.html

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

* https://bugzilla.suse.com/show_bug.cgi?id=1240744

* https://bugzilla.suse.com/show_bug.cgi?id=1243650

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:03529-1
Release Date: 2025-10-10T15:03:55Z
Affected Products: * openSUSE Leap 15.3 * SUSE Linux Enterprise High Performance Computing 15 SP3 * SUSE Linux Enterprise Live Patching 15-SP3 * SUSE Linux Enterprise Micro 5.1 * SUSE Linux Enterprise Micro 5.2 * SUSE Linux Enterprise Server 15 SP3 * SUSE Linux Enterprise Server for SAP Applications 15 SP3

Topics%20covered

Topics Covered

security advisory important race condition kernel installation instructions OpenSUSE

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