Use After Free Affecting python3-perf package, versions <0:4.18.0-553.81.1.el8_10


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (10th percentile)

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  • Snyk IDSNYK-CENTOS8-PYTHON3PERF-12962942
  • published19 Sept 2025
  • disclosed18 Sept 2025

Introduced: 18 Sep 2025

CVE-2023-53386  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:8 python3-perf to version 0:4.18.0-553.81.1.el8_10 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-perf package and not the python3-perf package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

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

Bluetooth: Fix potential use-after-free when clear keys

Similar to commit c5d2b6fa26b5 ("Bluetooth: Fix use-after-free in hci_remove_ltk/hci_remove_irk"). We can not access k after kfree_rcu() call.

CVSS Base Scores

version 3.1