Security update for the Linux Kernel (Live Patch 69 for SLE 12 SP5)

Announcement ID: SUSE-SU-2025:03656-1
Release Date: 2025-10-19T09:34:13Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2022-50386 ( 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-2022-50386 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2025-21971 ( SUSE ): 8.5 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  • CVE-2025-21971 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • 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
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 12 SP5
  • SUSE Linux Enterprise Live Patching 12-SP5
  • SUSE Linux Enterprise Server 12 SP5
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves four vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 4.12.14-122_261 fixes several issues.

The following security issues were fixed:

  • CVE-2022-50386: Bluetooth: L2CAP: Fix user-after-free (bsc#1250302).
  • 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).

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 12-SP5
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2025-3656=1 SUSE-SLE-Live-Patching-12-SP5-2025-3654=1 SUSE-SLE-Live-Patching-12-SP5-2025-3657=1 SUSE-SLE-Live-Patching-12-SP5-2025-3655=1 SUSE-SLE-Live-Patching-12-SP5-2025-3658=1 SUSE-SLE-Live-Patching-12-SP5-2025-3659=1 SUSE-SLE-Live-Patching-12-SP5-2025-3660=1 SUSE-SLE-Live-Patching-12-SP5-2025-3661=1

Package List:

  • SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
    • kgraft-patch-4_12_14-122_250-default-10-2.1
    • kgraft-patch-4_12_14-122_255-default-9-2.1
    • kgraft-patch-4_12_14-122_247-default-10-2.1
    • kgraft-patch-4_12_14-122_261-default-6-2.1
    • kgraft-patch-4_12_14-122_237-default-13-2.1
    • kgraft-patch-4_12_14-122_234-default-17-2.1
    • kgraft-patch-4_12_14-122_258-default-7-2.1
    • kgraft-patch-4_12_14-122_244-default-12-2.1

References: