Security update for the Linux Kernel (Live Patch 28 for SUSE Linux Enterprise 15 SP5)

Announcement ID:	SUSE-SU-2026:0090-1
Release Date:	2026-01-12T11:05:02Z
Rating:	important
References:	bsc#1246189 bsc#1251984
Cross-References:	CVE-2023-53574 CVE-2025-38257
CVSS scores:	CVE-2023-53574 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVE-2023-53574 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-38257 ( 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-2025-38257 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-38257 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:	openSUSE Leap 15.5 SUSE Linux Enterprise High Performance Computing 15 SP5 SUSE Linux Enterprise Live Patching 15-SP5 SUSE Linux Enterprise Micro 5.5 SUSE Linux Enterprise Real Time 15 SP5 SUSE Linux Enterprise Server 15 SP5 SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves two vulnerabilities can now be installed.

Description:

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.113 fixes various security issues

The following security issues were fixed:

• CVE-2023-53574: wifi: rtw88: delete timer and free skb queue when unloading (bsc#1251984).
• CVE-2025-38257: s390/pkey: prevent overflow in size calculation for memdup_user() (bsc#1246189).

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 15.5
  zypper in -t patch SUSE-2026-93=1 SUSE-2026-94=1 SUSE-2026-106=1 SUSE-2026-95=1 SUSE-2026-96=1 SUSE-2026-90=1 SUSE-2026-91=1 SUSE-2026-92=1
• SUSE Linux Enterprise Live Patching 15-SP5
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-93=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-94=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-106=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-95=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-96=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-90=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-91=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-92=1

Package List:

• openSUSE Leap 15.5 (ppc64le s390x x86_64)
  • kernel-livepatch-SLE15-SP5_Update_24-debugsource-12-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_94-default-12-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_22-debugsource-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_88-default-debuginfo-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_91-default-debuginfo-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_91-default-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_110-default-debuginfo-10-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_97-default-12-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_27-debugsource-10-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_103-default-debuginfo-11-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_97-default-debuginfo-12-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_28-debugsource-9-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_94-default-debuginfo-12-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_88-default-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_110-default-10-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_26-debugsource-11-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_23-debugsource-12-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_25-debugsource-11-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_21-debugsource-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_103-default-11-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_113-default-9-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_113-default-debuginfo-9-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_100-default-debuginfo-11-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_100-default-11-150500.2.1
• SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)
  • kernel-livepatch-SLE15-SP5_Update_24-debugsource-12-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_94-default-12-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_22-debugsource-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_88-default-debuginfo-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_91-default-debuginfo-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_91-default-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_110-default-debuginfo-10-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_97-default-12-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_27-debugsource-10-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_103-default-debuginfo-11-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_97-default-debuginfo-12-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_28-debugsource-9-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_94-default-debuginfo-12-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_88-default-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_110-default-10-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_26-debugsource-11-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_23-debugsource-12-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_25-debugsource-11-150500.2.1
  • kernel-livepatch-SLE15-SP5_Update_21-debugsource-16-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_103-default-11-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_113-default-9-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_113-default-debuginfo-9-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_100-default-debuginfo-11-150500.2.1
  • kernel-livepatch-5_14_21-150500_55_100-default-11-150500.2.1

References:

• https://www.suse.com/security/cve/CVE-2023-53574.html
• https://www.suse.com/security/cve/CVE-2025-38257.html
• https://bugzilla.suse.com/show_bug.cgi?id=1246189
• https://bugzilla.suse.com/show_bug.cgi?id=1251984