Use After Free Affecting kernel-uek package, versions <0:5.4.17-2136.311.6.el7uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
1.11% (85th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEK-3028952
  • 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:7 kernel-uek to version 0:5.4.17-2136.311.6.el7uek or higher.
This issue was patched in ELSA-2022-9828.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek package and not the kernel-uek package as distributed by Oracle. See How to fix? for Oracle:7 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