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CVE-2025-38499VulnerabilityPublished Updated

Red Hat Security Advisory: kpatch-patch-5_14_0-611_9_1 security update

Affects Red Hat kpatch-patch-5_14_0-611_9_1Source GCVE Database

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Not known to be exploited.

Data as of 5 Nov 2026, 19:33 UTC

Severity
High

Rated by Threat Radar · No CVSS score from NVD or the CNA

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 22 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.

What to do

AI-suggested

Red Hat has released an official kpatch live patch module update (kpatch-patch-5_14_0-611_9_1) that fixes this vulnerability. Users should apply this update promptly. A system reboot is required for the update to take effect. Refer to Red Hat's official update instructions at https://access.redhat.com/articles/11258 for detailed guidance.

Description

A security vulnerability (CVE-2025-38499) exists in the kernel live patch module for Red Hat Enterprise Linux 9, specifically targeting kernel-5.14.0-611.9.1.el9_7. The flaw involves insufficient verification of CAP_SYS_ADMIN capability in the correct user namespace in the clone_private_mnt() function. This vulnerability has been rated as important by Red Hat Product Security. A patch is available as a kpatch live patch module update, and a system reboot is required to apply the fix.

References

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