openSUSE: Linux Kernel Important Update for Security Issues 2025:02611-1
opensuse
August 4, 2025
An update that solves four vulnerabilities can now be installed.
Description
This update for the Linux Kernel 5.14.21-150400_24_158 fixes several issues.
The following security issues were fixed:
* 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 Covered
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 15.4
zypper in -t patch SUSE-2025-2611=1
* SUSE Linux Enterprise Live Patching 15-SP4
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-2611=1
Package List
* openSUSE Leap 15.4 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150400_24_158-default-debuginfo-3-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_38-debugsource-3-150400.2.1
* kernel-livepatch-5_14_21-150400_24_158-default-3-150400.2.1
* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150400_24_158-default-debuginfo-3-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_38-debugsource-3-150400.2.1
* kernel-livepatch-5_14_21-150400_24_158-default-3-150400.2.1
References
* 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-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=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
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2025:02611-1
Release Date: 2025-08-03T16:34:15Z
Affected Products:
* openSUSE Leap 15.4
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise Live Patching 15-SP4
* SUSE Linux Enterprise Micro 5.3
* SUSE Linux Enterprise Micro 5.4
* SUSE Linux Enterprise Real Time 15 SP4
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
Topics Covered
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