CVE-2025-39705 Affecting kernel-uek-debug package, versions <0:6.12.0-105.51.5.el9uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.03% (6th percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELUEKDEBUG-13870448
  • published10 Nov 2025
  • disclosed5 Sept 2025

Introduced: 5 Sep 2025

CVE-2025-39705  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-uek-debug to version 0:6.12.0-105.51.5.el9uek or higher.
This issue was patched in ELSA-2025-25754.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug package and not the kernel-uek-debug package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

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

drm/amd/display: fix a Null pointer dereference vulnerability

[Why] A null pointer dereference vulnerability exists in the AMD display driver's (DC module) cleanup function dc_destruct(). When display control context (dc->ctx) construction fails (due to memory allocation failure), this pointer remains NULL. During subsequent error handling when dc_destruct() is called, there's no NULL check before dereferencing the perf_trace member (dc->ctx->perf_trace), causing a kernel null pointer dereference crash.

[How] Check if dc->ctx is non-NULL before dereferencing.

(Updated commit text and removed unnecessary error message) (cherry picked from commit 9dd8e2ba268c636c240a918e0a31e6feaee19404)

CVSS Base Scores

version 3.1