CVE-2025-1272

Published: Feb 18, 2026Modified: Jun 17, 2026Deferred

7.7

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

Exploitability: 1.1 / Impact: 6.0

Source: patrick@puiterwijk.org (Secondary)

Description

The Linux Kernel lockdown mode for kernel versions starting on 6.12 and above for Fedora Linux has the lockdown mode disabled without any warning. This may allow an attacker to gain access to sensitive information such kernel memory mappings, I/O ports, BPF and kprobes. Additionally unsigned modules can be loaded, leading to execution of untrusted code breaking breaking any Secure Boot protection. This vulnerability affects only Fedora Linux.

Related CWEs

CWE-306

Missing Authentication for Critical Function

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

References (3)

https://access.redhat.com/errata/RHSA-2025:6966

Source: patrick@puiterwijk.org

https://access.redhat.com/security/cve/CVE-2025-1272

Source: patrick@puiterwijk.org

https://bugzilla.redhat.com/show_bug.cgi?id=2345615

Source: patrick@puiterwijk.org

Timeline

No history available yet.