CVE-2025-1272: Fedora Project Fedora Linux

High severity, CVSS 7.7. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• Fedora Project Fedora Linux: from 6.12.4-100.fc40, before 6.12.15-100.fc40 (fixed in 6.12.15-100.fc40); from 6.12.1-200.fc41, before 6.12.15-200.fc41 (fixed in 6.12.15-200.fc41)
• Red Hat Red Hat Enterprise Linux 10
• Red Hat Red Hat Enterprise Linux 6
• Red Hat Red Hat Enterprise Linux 7
• Red Hat Red Hat Enterprise Linux 8
• Red Hat Red Hat Enterprise Linux 9: before 0:5.14.0-570.12.1.el9_6 (fixed in 0:5.14.0-570.12.1.el9_6)
• Red Hat Red Hat Openshift Container Platform 4

Published 2026-02-18. Last modified 2026-06-17.