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SUSE: Kernel Important Security Patch CVE-2025-38678 2025:3720-1

suse
Calendar Grey October 22, 2025
Dist Suse Esm H88
Address critical flaws in SUSE kernel with security updates for Live Patch 43. Essential guidance for system protection.
* bsc#1248673 * bsc#1248749 * bsc#1249534 Cross-References:

Summary

## This update for the Linux Kernel 5.14.21-150400_24_173 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-2025-38644: wifi: mac80211: reject TDLS operations when station is not associated (bsc#1248749). ## 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 15.4 zypper in -t patch SUSE-2025-3720=1 * SUSE Linux Enterprise Live Patching 15-SP4 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-3720=1

Topics%20covered

Topics Covered

security advisory denial of service SuSE threat important kernel

References

* bsc#1248673

* bsc#1248749

* bsc#1249534

Cross-

* CVE-2025-38499

* CVE-2025-38644

* CVE-2025-38678

CVSS scores:

* CVE-2025-38499 ( SUSE ): 6.2

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:H

* CVE-2025-38499 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H

* CVE-2025-38644 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-38644 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38678 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected Products:

* openSUSE Leap 15.4

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise Live Patching 15-SP4

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Real Time 15 SP4

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:3720-1
Release Date: 2025-10-22T09:45:17Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service SuSE threat important kernel

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