Race Condition Affecting kernel-debug-devel-matched package, versions <0:5.14.0-70.17.1.el9_0


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-CENTOS9-KERNELDEBUGDEVELMATCHED-2882551
  • published4 Jun 2022
  • disclosed20 May 2022

Introduced: 20 May 2022

CVE-2022-1729  (opens in a new tab)
CWE-366  (opens in a new tab)

How to fix?

Upgrade Centos:9 kernel-debug-devel-matched to version 0:5.14.0-70.17.1.el9_0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug-devel-matched package and not the kernel-debug-devel-matched package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

A race condition was found the Linux kernel in perf_event_open() which can be exploited by an unprivileged user to gain root privileges. The bug allows to build several exploit primitives such as kernel address information leak, arbitrary execution, etc.

CVSS Scores

version 3.1