Security update for the Linux Kernel (Live Patch 10 for SUSE Linux Enterprise 15 SP6)

Announcement ID: SUSE-SU-2026:1878-1
Release Date: 2026-05-16T14:04:35Z
Rating: important
References:
Cross-References:
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 15.6
  • SUSE Linux Enterprise Live Patching 15-SP6
  • SUSE Linux Enterprise Real Time 15 SP6
  • SUSE Linux Enterprise Server 15 SP6
  • SUSE Linux Enterprise Server for SAP Applications 15 SP6

An update that solves one vulnerability can now be installed.

Description:

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.47 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 15.6
    zypper in -t patch SUSE-2026-1878=1
  • SUSE Linux Enterprise Live Patching 15-SP6
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2026-1878=1

Package List:

  • openSUSE Leap 15.6 (ppc64le s390x x86_64)
    • kernel-livepatch-6_4_0-150600_23_47-default-18-150600.2.1
    • kernel-livepatch-SLE15-SP6_Update_10-debugsource-18-150600.2.1
    • kernel-livepatch-6_4_0-150600_23_47-default-debuginfo-18-150600.2.1
  • SUSE Linux Enterprise Live Patching 15-SP6 (ppc64le s390x x86_64)
    • kernel-livepatch-6_4_0-150600_23_47-default-18-150600.2.1
    • kernel-livepatch-SLE15-SP6_Update_10-debugsource-18-150600.2.1
    • kernel-livepatch-6_4_0-150600_23_47-default-debuginfo-18-150600.2.1

References: