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openSUSE: Kernel Important DoS Fix CVE-2025-38678 2025:3741-1

opensuse
Calendar Grey October 23, 2025
Scroller Opensuse
A critical update addresses a significant kernel issue affecting multiple SUSE Linux distributions, enhancing system security.
An update that solves one vulnerability can now be installed.

Description

This update for the Linux Kernel 5.14.21-150500_55_121 fixes one issue.

The following security issue was fixed:

* CVE-2025-38678: netfilter: nf_tables: reject duplicate device on updates

(bsc#1249534).

Topics%20covered

Topics Covered

security advisory DoS important kernel OpenSUSE cve-2025-38678

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 15.5

zypper in -t patch SUSE-2025-3741=1

* SUSE Linux Enterprise Live Patching 15-SP5

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2025-3741=1

Package List

* openSUSE Leap 15.5 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP5_Update_30-debugsource-2-150500.2.1

* kernel-livepatch-5_14_21-150500_55_121-default-debuginfo-2-150500.2.1

* kernel-livepatch-5_14_21-150500_55_121-default-2-150500.2.1

* SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP5_Update_30-debugsource-2-150500.2.1

* kernel-livepatch-5_14_21-150500_55_121-default-debuginfo-2-150500.2.1

* kernel-livepatch-5_14_21-150500_55_121-default-2-150500.2.1

References

* bsc#1249534

## References:

* https://www.suse.com/security/cve/CVE-2025-38678.html

* https://bugzilla.suse.com/show_bug.cgi?id=1249534

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:3741-1
Release Date: 2025-10-23T05:46:36Z
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

Topics%20covered

Topics Covered

security advisory DoS important kernel OpenSUSE cve-2025-38678

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