Vulnerability · Published Feb 18, 2026 · Assigned by fedora

CVE-2025-1272Kernel: secure boot does not automatically enable kernel lockdown

High 7.7

In plain English

A high-severity missing authentication in Fedora Linux from Fedora Project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).

Severity (CVSS 3.1)7.7High
Exploit odds (30 days)0.3%top 83.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinuxno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linuxno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linux-awsno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-aws-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linux-azureno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linux-azureno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-fde-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linux-gcpno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linux-gcpno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-gcp-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-hwe-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-nvidia-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-nvidia-bosno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-oem-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linux-oracleno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linux-oracleno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-oracle-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linux-raspino fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linux-raspino fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linux-realtimeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linux-realtimeno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-1272
Ubuntu:25.10linux-riscvno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-1272
Ubuntu:26.10linux-riscvno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-riscv-7.0no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-vmwareno fix listedUBUNTU-CVE-2025-1272
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2025-1272
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2025-1272

Affected products (as reported)

VendorProductVersions
Fedora Project Fedora Linux 6.12.4-100.fc40 – before 6.12.15-100.fc406.12.1-200.fc41 – before 6.12.15-200.fc41
Red Hat Red Hat Enterprise Linux 9 see references
Red Hat Red Hat Enterprise Linux 9 see references
Red Hat Red Hat Enterprise Linux 10 see references
Red Hat Red Hat Enterprise Linux 6 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 9 see references
Red Hat Red Hat OpenShift Container Platform 4 see references

Weakness: CWE-306 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

References