Security update for the Linux Kernel (Live Patch 2 for SUSE Linux Enterprise 15 SP7)

Announcement ID: SUSE-SU-2026:1456-1
Release Date: 2026-04-19T15:34:16Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2025-40309 ( 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-2025-40309 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-23268 ( 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-2026-23268 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-23268 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Live Patching 15-SP7
  • SUSE Linux Enterprise Real Time 15 SP7
  • SUSE Linux Enterprise Server 15 SP7
  • SUSE Linux Enterprise Server for SAP Applications 15 SP7

An update that solves two vulnerabilities can now be installed.

Description:

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.6 fixes various security issues

The following security issues were fixed:

  • CVE-2025-40309: Bluetooth: SCO: Fix UAF on sco_conn_free (bsc#1255066).
  • CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management (bsc#1259859).

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 15-SP7
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP7-2026-1456=1

Package List:

  • SUSE Linux Enterprise Live Patching 15-SP7 (ppc64le s390x x86_64)
    • kernel-livepatch-6_4_0-150700_53_6-default-debuginfo-13-150700.2.1
    • kernel-livepatch-SLE15-SP7_Update_2-debugsource-13-150700.2.1
    • kernel-livepatch-6_4_0-150700_53_6-default-13-150700.2.1

References: