Race Condition Affecting kernel-debug package, versions <0:5.14.0-70.17.1.0.1.el9_0


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELDEBUG-2939257
  • published21 May 2022
  • disclosed1 Sept 2022

Introduced: 21 May 2022

CVE-2022-1729  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-debug to version 0:5.14.0-70.17.1.0.1.el9_0 or higher.
This issue was patched in ELSA-2022-5249.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by Oracle. See How to fix? for Oracle: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