openSUSE: Kernel Important Update for Four Vulns 2025:3683-1
opensuse
October 20, 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-2025-38499: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN
in the right userns (bsc#1248673).
* CVE-2025-21971: net_sched: Prevent creation of classes with TC_H_ROOT
(bsc#1245794).
* CVE-2025-38644: wifi: mac80211: reject TDLS operations when station is not
associated (bsc#1248749).
* CVE-2025-38206: exfat: fix double free in delayed_free (bsc#1246075).
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-2025-3683=1
* SUSE Linux Enterprise Live Patching 15-SP3
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2025-3683=1
Package List
* openSUSE Leap 15.3 (ppc64le s390x x86_64)
* kernel-livepatch-SLE15-SP3_Update_51-debugsource-14-150300.2.1
* kernel-livepatch-5_3_18-150300_59_185-default-debuginfo-14-150300.2.1
* kernel-livepatch-5_3_18-150300_59_185-default-14-150300.2.1
* openSUSE Leap 15.3 (x86_64)
* kernel-livepatch-5_3_18-150300_59_185-preempt-14-150300.2.1
* kernel-livepatch-5_3_18-150300_59_185-preempt-debuginfo-14-150300.2.1
* SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
* kernel-livepatch-5_3_18-150300_59_185-default-14-150300.2.1
References
* bsc#1245794
* bsc#1246075
* bsc#1248673
* bsc#1248749
## References:
* https://www.suse.com/security/cve/CVE-2025-21971.html
* https://www.suse.com/security/cve/CVE-2025-38206.html
* https://www.suse.com/security/cve/CVE-2025-38499.html
* https://www.suse.com/security/cve/CVE-2025-38644.html
* https://bugzilla.suse.com/show_bug.cgi?id=1245794
* https://bugzilla.suse.com/show_bug.cgi?id=1246075
* https://bugzilla.suse.com/show_bug.cgi?id=1248673
* https://bugzilla.suse.com/show_bug.cgi?id=1248749
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2025:3683-1
Release Date: 2025-10-20T17:05:07Z
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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