CVE-2025-40055 Affecting kernel-uek-doc package, versions <0:5.4.17-2136.350.3.1.el8uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.07% (21st percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELUEKDOC-14409976
  • published13 Dec 2025
  • disclosed28 Oct 2025

Introduced: 28 Oct 2025

CVE-2025-40055  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-uek-doc to version 0:5.4.17-2136.350.3.1.el8uek or higher.
This issue was patched in ELSA-2025-28049.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-doc package and not the kernel-uek-doc package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

ocfs2: fix double free in user_cluster_connect()

user_cluster_disconnect() frees "conn->cc_private" which is "lc" but then the error handling frees "lc" a second time. Set "lc" to NULL on this path to avoid a double free.

CVSS Base Scores

version 3.1