CVE-2025-40019 Affecting kernel-uek-container-debug package, versions <0:5.4.17-2136.349.3.2.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (10th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKCONTAINERDEBUG-14168283
  • published3 Dec 2025
  • disclosed24 Oct 2025

Introduced: 24 Oct 2025

CVE-2025-40019  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-container-debug to version 0:5.4.17-2136.349.3.2.el7uek or higher.
This issue was patched in ELSA-2025-28026.

NVD Description

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

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

crypto: essiv - Check ssize for decryption and in-place encryption

Move the ssize check to the start in essiv_aead_crypt so that it's also checked for decryption and in-place encryption.

CVSS Base Scores

version 3.1