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openSUSE: Linux Kernel Important Security Update Advisory 2025:02652-1

opensuse
Calendar Grey August 4, 2025
Dist Opensuse Esm H88
Applying the latest kernel security update on your openSUSE system is essential for system stability. Follow these steps to ensure security and functionality.
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).

Topics%20covered

Topics Covered

security advisory security issue remote access important Linux kernel OpenSUSE

Patch

## 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

*...

Read the Full Advisory

References

* bsc#1232927

* bsc#1235250

* bsc#1245776

* bsc#1245793

* bsc#1245797

* bsc#1245804

## References:

* https://www.suse.com/security/cve/CVE-2024-53125.html

* https://www.suse.com/security/cve/CVE-2024-56664.html

* https://www.suse.com/security/cve/CVE-2025-21702.html

* https://www.suse.com/security/cve/CVE-2025-37752.html

* https://www.suse.com/security/cve/CVE-2025-37797.html

* https://bugzilla.suse.com/show_bug.cgi?id=1232927

* https://bugzilla.suse.com/show_bug.cgi?id=1235250

* https://bugzilla.suse.com/show_bug.cgi?id=1245776

* https://bugzilla.suse.com/show_bug.cgi?id=1245793

* https://bugzilla.suse.com/show_bug.cgi?id=1245797

* https://bugzilla.suse.com/show_bug.cgi?id=1245804

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:02652-1
Release Date: 2025-08-04T10:05:39Z
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

Topics%20covered

Topics Covered

security advisory security issue remote access important Linux kernel OpenSUSE

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