SUSE-SU-2026:1960-1: important: Security update for the Linux Kernel (Live Patch 9 for SUSE Linux Enterprise 15 SP7)

SLE-UPDATES null at suse.de
Mon May 18 16:30:45 UTC 2026 

# Security update for the Linux Kernel (Live Patch 9 for SUSE Linux Enterprise
15 SP7)

Announcement ID: SUSE-SU-2026:1960-1  
Release Date: 2026-05-18T11:34:01Z  
Rating: important  
References:

  * bsc#1264459

  
Cross-References:

  * CVE-2026-43284

  
CVSS scores:

  * CVE-2026-43284 ( SUSE ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-43284 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-43284 ( NVD ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

  
Affected Products:

  * openSUSE Leap 15.5
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise Live Patching 15-SP5
  * SUSE Linux Enterprise Live Patching 15-SP6
  * SUSE Linux Enterprise Live Patching 15-SP7
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Real Time 15 SP5
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.31 fixes one
security issue

The following security issue was fixed:

  * CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags
    (bsc#1264459).

## 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-2026-1960=1 SUSE-2026-1973=1

  * SUSE Linux Enterprise Live Patching 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-1960=1 SUSE-SLE-
Module-Live-Patching-15-SP5-2026-1973=1

  * SUSE Linux Enterprise Live Patching 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP7-2026-1972=1 SUSE-SLE-
Module-Live-Patching-15-SP7-2026-1974=1 SUSE-SLE-Module-Live-
Patching-15-SP7-2026-1975=1 SUSE-SLE-Module-Live-Patching-15-SP7-2026-1976=1
SUSE-SLE-Module-Live-Patching-15-SP7-2026-1977=1

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2026-1971=1

  * SUSE Linux Enterprise Live Patching 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2026-1971=1

## Package List:

  * openSUSE Leap 15.5 (ppc64le s390x x86_64)
    * kernel-livepatch-SLE15-SP5_Update_26-debugsource-19-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_103-default-19-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_130-default-7-150500.2.1
    * kernel-livepatch-SLE15-SP5_Update_33-debugsource-7-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_103-default-debuginfo-19-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_130-default-debuginfo-7-150500.2.1
  * SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)
    * kernel-livepatch-SLE15-SP5_Update_26-debugsource-19-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_103-default-19-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_130-default-7-150500.2.1
    * kernel-livepatch-SLE15-SP5_Update_33-debugsource-7-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_103-default-debuginfo-19-150500.2.1
    * kernel-livepatch-5_14_21-150500_55_130-default-debuginfo-7-150500.2.1
  * SUSE Linux Enterprise Live Patching 15-SP7 (ppc64le s390x x86_64)
    * kernel-livepatch-6_4_0-150700_51-default-16-150700.3.45.1
    * kernel-livepatch-SLE15-SP7_Update_2-debugsource-15-150700.2.1
    * kernel-livepatch-6_4_0-150700_53_3-default-16-150700.2.1
    * kernel-livepatch-6_4_0-150700_53_3-default-debuginfo-16-150700.2.1
    * kernel-livepatch-SLE15-SP7_Update_1-debugsource-16-150700.2.1
    * kernel-livepatch-6_4_0-150700_53_11-default-debuginfo-11-150700.2.1
    * kernel-livepatch-SLE15-SP7_Update_0-debugsource-16-150700.3.45.1
    * kernel-livepatch-6_4_0-150700_53_6-default-15-150700.2.1
    * kernel-livepatch-SLE15-SP7_Update_3-debugsource-11-150700.2.1
    * kernel-livepatch-6_4_0-150700_53_31-default-5-150700.2.1
    * kernel-livepatch-6_4_0-150700_53_31-default-debuginfo-5-150700.2.1
    * kernel-livepatch-6_4_0-150700_53_11-default-11-150700.2.1
    * kernel-livepatch-SLE15-SP7_Update_9-debugsource-5-150700.2.1
    * kernel-livepatch-6_4_0-150700_51-default-debuginfo-16-150700.3.45.1
    * kernel-livepatch-6_4_0-150700_53_6-default-debuginfo-15-150700.2.1
  * openSUSE Leap 15.6 (ppc64le s390x x86_64)
    * kernel-livepatch-6_4_0-150600_23_87-default-5-150600.2.1
    * kernel-livepatch-6_4_0-150600_23_87-default-debuginfo-5-150600.2.1
    * kernel-livepatch-SLE15-SP6_Update_20-debugsource-5-150600.2.1
  * SUSE Linux Enterprise Live Patching 15-SP6 (ppc64le s390x x86_64)
    * kernel-livepatch-6_4_0-150600_23_87-default-5-150600.2.1
    * kernel-livepatch-6_4_0-150600_23_87-default-debuginfo-5-150600.2.1
    * kernel-livepatch-SLE15-SP6_Update_20-debugsource-5-150600.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-43284.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1264459

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