Use After Free Affecting libperf-debuginfo package, versions <0:6.12.0-124.31.1.el10_1


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.03% (7th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Use After Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-CENTOS10-LIBPERFDEBUGINFO-15175113
  • published3 Feb 2026
  • disclosed12 Nov 2025

Introduced: 12 Nov 2025

CVE-2025-40170  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:10 libperf-debuginfo to version 0:6.12.0-124.31.1.el10_1 or higher.

NVD Description

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

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

net: use dst_dev_rcu() in sk_setup_caps()

Use RCU to protect accesses to dst->dev from sk_setup_caps() and sk_dst_gso_max_size().

Also use dst_dev_rcu() in ip6_dst_mtu_maybe_forward(), and ip_dst_mtu_maybe_forward().

ip4_dst_hoplimit() can use dst_dev_net_rcu().

CVSS Base Scores

version 3.1