Use After Free Affecting kernel-doc package, versions <0:3.10.0-1160.88.1.0.1.el7


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.97% (58th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELDOC-3357404
  • published9 Mar 2023
  • disclosed9 Oct 2022

Introduced: 9 Oct 2022

CVE-2022-42703  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-doc to version 0:3.10.0-1160.88.1.0.1.el7 or higher.
This issue was patched in ELSA-2023-1091.

NVD Description

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

mm/rmap.c in the Linux kernel before 5.19.7 has a use-after-free related to leaf anon_vma double reuse.

CVSS Base Scores

version 3.1