Race Condition Affecting perf package, versions <0:4.18.0-348.20.1.el8_5


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.05% (25th 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 Race Condition vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-ROCKY8-PERF-3276722
  • published3 Feb 2023
  • disclosed15 Dec 2021

Introduced: 15 Dec 2021

CVE-2021-0920  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 perf to version 0:4.18.0-348.20.1.el8_5 or higher.
This issue was patched in RLSA-2022:0825.

NVD Description

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

In unix_scm_to_skb of af_unix.c, there is a possible use after free bug due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-196926917References: Upstream kernel

CVSS Scores

version 3.1