Security update for the Linux Kernel (Live Patch 20 for SLE 15 SP5)

Announcement ID: SUSE-SU-2025:02652-1
Release Date: 2025-08-04T10:05:39Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2024-53125 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2024-56664 ( 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-2024-56664 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2024-56664 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2025-21702 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2025-37752 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2025-37797 ( SUSE ): 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 five vulnerabilities and has one security fix can now be installed.

Description:

This update for the Linux Kernel 5.14.21-150500_55_83 fixes several issues.

The following security issues were fixed:

  • CVE-2024-56664: bpf, sockmap: Fix race between element replace and close() (bsc#1235250).
  • CVE-2025-37797: net_sched: hfsc: Fix a UAF vulnerability in class handling (bsc#1245793).
  • CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1245776).
  • CVE-2024-53125: bpf: sync_linked_regs() must preserve subreg_def (bsc#1245804).
  • CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1245797).

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-2025-2653=1 SUSE-2025-2652=1 SUSE-2025-2631=1
  • SUSE Linux Enterprise Live Patching 15-SP5
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2025-2653=1 SUSE-SLE-Module-Live-Patching-15-SP5-2025-2652=1 SUSE-SLE-Module-Live-Patching-15-SP5-2025-2631=1

Package List:

  • openSUSE Leap 15.5 (ppc64le s390x x86_64)
    • kernel-livepatch-5_14_21-150500_55_73-default-debuginfo-14-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_83-default-12-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_83-default-debuginfo-12-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_80-default-12-150500.2.1
    • kernel-livepatch-SLE15-SP5_Update_20-debugsource-12-150500.2.1
    • kernel-livepatch-SLE15-SP5_Update_19-debugsource-12-150500.2.1
    • kernel-livepatch-SLE15-SP5_Update_17-debugsource-14-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_73-default-14-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_80-default-debuginfo-12-150500.2.1
  • SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)
    • kernel-livepatch-5_14_21-150500_55_73-default-debuginfo-14-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_83-default-12-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_83-default-debuginfo-12-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_80-default-12-150500.2.1
    • kernel-livepatch-SLE15-SP5_Update_20-debugsource-12-150500.2.1
    • kernel-livepatch-SLE15-SP5_Update_19-debugsource-12-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_73-default-14-150500.2.1
    • kernel-livepatch-5_14_21-150500_55_80-default-debuginfo-12-150500.2.1
  • SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le x86_64)
    • kernel-livepatch-SLE15-SP5_Update_17-debugsource-14-150500.2.1

References: