openSUSE: Kernel Important Security Patch DoS Threat SUSE-2025:03504-1
opensuse
October 9, 2025
An update that solves four vulnerabilities can now be installed.
Description
This update for the Linux Kernel 5.3.18-150300_59_185 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).
* CVE-2025-21692: net: sched: fix ets qdisc OOB Indexing (bsc#1237048).
Topics Covered
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:
* openSUSE Leap 15.3
zypper in -t patch SUSE-2025-3504=1
* SUSE Linux Enterprise Live Patching 15-SP3
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2025-3504=1
Package List
* openSUSE Leap 15.3 (ppc64le s390x x86_64)
* kernel-livepatch-5_3_18-150300_59_185-default-debuginfo-13-150300.2.1
* kernel-livepatch-SLE15-SP3_Update_51-debugsource-13-150300.2.1
* kernel-livepatch-5_3_18-150300_59_185-default-13-150300.2.1
* openSUSE Leap 15.3 (x86_64)
* kernel-livepatch-5_3_18-150300_59_185-preempt-13-150300.2.1
* kernel-livepatch-5_3_18-150300_59_185-preempt-debuginfo-13-150300.2.1
* SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
* kernel-livepatch-5_3_18-150300_59_185-default-13-150300.2.1
References
* bsc#1237048
* bsc#1240744
* bsc#1243650
* bsc#1247315
## References:
* https://www.suse.com/security/cve/CVE-2024-53168.html
* https://www.suse.com/security/cve/CVE-2025-21692.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=1237048
* 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
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2025:03504-1
Release Date: 2025-10-09T06:33:53Z
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 Covered
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