CVE-2025-1272
kernel: Secure Boot does not automatically enable kernel lockdown
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 13, 2025
Updated · October 29, 2026
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.
Statement
This flaw doesn't affect any supported Red Hat product, as the kernel versions as shipped by Red Hat do not include the commit which introduced the security regression.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.7CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
CWE not specified