SUSE-SU-2026:0090-1: important: Security update for the Linux Kernel (Live Patch 28 for SUSE Linux Enterprise 15 SP5)

SLE-SECURITY-UPDATES null at suse.de
Mon Jan 12 16:30:12 UTC 2026 


# 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

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