Expired Pointer Dereference Affecting python3-perf-debuginfo package, versions <0:6.12.0-211.31.1.el10_2


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.13% (3rd percentile)

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  • Snyk IDSNYK-CENTOS10-PYTHON3PERFDEBUGINFO-17899194
  • published9 Jul 2026
  • disclosed6 May 2026

Introduced: 6 May 2026

CVE-2026-43074  (opens in a new tab)
CWE-825  (opens in a new tab)

How to fix?

Upgrade Centos:10 python3-perf-debuginfo to version 0:6.12.0-211.31.1.el10_2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-perf-debuginfo package and not the python3-perf-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:

eventpoll: defer struct eventpoll free to RCU grace period

In certain situations, ep_free() in eventpoll.c will kfree the epi->ep eventpoll struct while it still being used by another concurrent thread. Defer the kfree() to an RCU callback to prevent UAF.

CVSS Base Scores

version 3.1