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SUSE Updates Linux Kernel to Address CVE-2025-37797 DoS Vulnerability

suse
Calendar Grey August 5, 2025
Dist Suse Esm H88
A new Linux Kernel update has been issued to address a serious security flaw, CVE-2025-37797, impacting both SUSE and openSUSE. Users should apply patches to secure their systems
* bsc#1245793 Cross-References: * CVE-2025-37797

Summary

## This update for the Linux Kernel 5.3.18-150300_59_211 fixes one issue. The following security issue was fixed: * CVE-2025-37797: net_sched: hfsc: Fix a UAF vulnerability in class handling (bsc#1245793). ## 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-SP3 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2025-2707=1 * openSUSE Leap 15.3 zypper in -t patch SUSE-2025-2707=1 ## Package List: * SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64) * kernel-livepatch-SLE15-SP3_Update_59-debugsource-2-150300.2.1 * kernel-livepatch-5_3_18-150300_59_211-default-2-150300.2.1

Topics%20covered

Topics Covered

security advisory DoS important Linux kernel OpenSUSE cve-2025-37797

References

* bsc#1245793

Cross-

* CVE-2025-37797

CVSS scores:

* 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 15.3

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise Live Patching 15-SP3

* SUSE Linux Enterprise Micro 5.1

* SUSE Linux Enterprise Micro 5.2

* SUSE Linux Enterprise Server 15 SP3

* SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves one vulnerability can now be installed.

##

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

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:02707-1
Release Date: 2025-08-05T10:34:35Z
Rating: important

Topics%20covered

Topics Covered

security advisory DoS important Linux kernel OpenSUSE cve-2025-37797

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