Use After Free Affecting kernel-debug-modules package, versions <0:4.18.0-425.3.1.el8


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-ORACLE8-KERNELDEBUGMODULES-3119954
  • 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:8 kernel-debug-modules to version 0:4.18.0-425.3.1.el8 or higher.
This issue was patched in ELSA-2022-7683.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug-modules package and not the kernel-debug-modules package as distributed by Oracle. See How to fix? for Oracle:8 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