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openSUSE 15.6: Kernel Important Security Fix CVE-2025-3764-1

opensuse
Calendar Grey October 23, 2025
Dist Opensuse Esm H88
Update for openSUSE addresses important vulnerabilities in the kernel. Install patch solutions to maintain security.
An update that solves seven vulnerabilities can now be installed.

Description

This update for the Linux Kernel 6.4.0-150600_23_60 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-2025-38644: 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 important CVE fix kernel system update 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-SP6

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2025-3764=1

* openSUSE Leap 15.6

zypper in -t patch SUSE-2025-3764=1

Package List

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

* kernel-livepatch-6_4_0-150600_23_60-default-6-150600.2.1

* kernel-livepatch-6_4_0-150600_23_60-default-debuginfo-6-150600.2.1

* kernel-livepatch-SLE15-SP6_Update_13-debugsource-6-150600.2.1

* openSUSE Leap 15.6 (ppc64le s390x x86_64)

* kernel-livepatch-6_4_0-150600_23_60-default-6-150600.2.1

* kernel-livepatch-6_4_0-150600_23_60-default-debuginfo-6-150600.2.1

* kernel-livepatch-SLE15-SP6_Update_13-debugsource-6-150600.2.1

References

* bsc#1246075

* bsc#1247158

* bsc#1247452

* bsc#1248376

* bsc#1248673

* bsc#1248749

* bsc#1249534

## References:

* 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=1249534

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:3764-1
Release Date: 2025-10-23T18:33:44Z
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 important CVE fix kernel system update OpenSUSE

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