Alerts This Week
Warning Icon 1 525
Alerts This Week
Warning Icon 1 525

openSUSE Leap 15.6: Kernel Important Security Update 2025:3755-1

opensuse
Calendar Grey October 23, 2025
Dist Opensuse Esm H88
Update for openSUSE addresses eight critical issues in Linux Kernel, essential for security and stability.
An update that solves eight vulnerabilities can now be installed.

Description

This update for the Linux Kernel 6.4.0-150600_23_50 fixes several issues.

The following security issues were fixed:

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

(bsc#1249534).

* CVE-2025-38499: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN

in the right userns (bsc#1248673).

* CVE-2025-38396: fs: export anon_inode_make_secure_inode() and fix secretmem

LSM bypass (bsc#1247158).

* CVE-2025-38566: sunrpc: fix handling of server side tls alerts

(bsc#1248376).

* CVE-2025-38110: net/mdiobus: Fix potential out-of-bounds clause 45

read/write access (bsc#1249458).

* 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).

* CVE-2025-38471: tls: always refresh the queue when reading sock

(bsc#1247452).

Topics%20covered

Topics Covered

security advisory denial of service important kernel Linux kernel 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:

* openSUSE Leap 15.6

zypper in -t patch SUSE-2025-3755=1

* SUSE Linux Enterprise Live Patching 15-SP6

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2025-3755=1

Package List

* openSUSE Leap 15.6 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP6_Update_11-debugsource-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_50-default-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_50-default-debuginfo-7-150600.2.1

* SUSE Linux Enterprise Live Patching 15-SP6 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP6_Update_11-debugsource-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_50-default-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_50-default-debuginfo-7-150600.2.1

References

* bsc#1246075

* bsc#1247158

* bsc#1247452

* bsc#1248376

* bsc#1248673

* bsc#1248749

* bsc#1249458

* bsc#1249534

## References:

* https://www.suse.com/security/cve/CVE-2025-38110.html

* https://www.suse.com/security/cve/CVE-2025-38206.html

* https://www.suse.com/security/cve/CVE-2025-38396.html

* https://www.suse.com/security/cve/CVE-2025-38471.html

* https://www.suse.com/security/cve/CVE-2025-38499.html

* https://www.suse.com/security/cve/CVE-2025-38566.html

* https://www.suse.com/security/cve/CVE-2025-38644.html

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

* https://bugzilla.suse.com/show_bug.cgi?id=1246075

* https://bugzilla.suse.com/show_bug.cgi?id=1247158

* https://bugzilla.suse.com/show_bug.cgi?id=1247452

* https://bugzilla.suse.com/show_bug.cgi?id=1248376

* https://bugzilla.suse.com/show_bug.cgi?id=1248673

* https://bugzilla.suse.com/show_bug.cgi?id=1248749

* https://bugzilla.suse.com/show_bug.cgi?id=1249458

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:3755-1
Release Date: 2025-10-23T11:05:12Z
Affected Products: * openSUSE Leap 15.6 * SUSE Linux Enterprise Live Patching 15-SP6 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP6

Topics%20covered

Topics Covered

security advisory denial of service important kernel Linux kernel OpenSUSE

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Related News

Your message here