Use After Free Affecting kernel-tools-libs package, versions <0:6.12.0-55.30.1.el10_0


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (10th percentile)

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  • Snyk IDSNYK-RHEL10-KERNELTOOLSLIBS-12456686
  • published3 Sept 2025
  • disclosed8 May 2025

Introduced: 8 May 2025

CVE-2025-37823  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:10 kernel-tools-libs to version 0:6.12.0-55.30.1.el10_0 or higher.
This issue was patched in RHSA-2025:15005.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs package and not the kernel-tools-libs package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too

Similarly to the previous patch, we need to safe guard hfsc_dequeue() too. But for this one, we don't have a reliable reproducer.

CVSS Base Scores

version 3.1