Use After Free Affecting python-perf package, versions <0:3.10.0-1160.88.1.el7


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.87% (55th percentile)

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  • Snyk IDSNYK-CENTOS7-PYTHONPERF-3048742
  • published14 Oct 2022
  • disclosed9 Oct 2022

Introduced: 9 Oct 2022

CVE-2022-42703  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:7 python-perf to version 0:3.10.0-1160.88.1.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-perf package and not the python-perf package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

mm/rmap.c in the Linux kernel before 5.19.7 has a use-after-free related to leaf anon_vma double reuse.

CVSS Base Scores

version 3.1