Use After Free Affecting kernel-debug package, versions <0:5.14.0-162.6.1.el9_1


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
1.05% (85th percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELDEBUG-3138430
  • published22 Sept 2022
  • disclosed8 Jan 2024

Introduced: 22 Sep 2022

CVE-2022-2586  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-debug to version 0:5.14.0-162.6.1.el9_1 or higher.
This issue was patched in ELSA-2022-8267.

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.

It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted.

CVSS Scores

version 3.1