Use After Free Affecting kernel-modules-extra package, versions <0:4.18.0-372.91.1.el8_6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
1.11% (85th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELMODULESEXTRA-6239026
  • published8 Feb 2024
  • disclosed9 Aug 2022

Introduced: 9 Aug 2022

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

How to fix?

Upgrade RHEL:8 kernel-modules-extra to version 0:4.18.0-372.91.1.el8_6 or higher.
This issue was patched in RHSA-2024:0724.

NVD Description

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