What’s Vulnerable › Vulnerabilities

CVE-2025-1118: Grub2: commands/dump: the dump command is not in lockdown when secure boot is enabled

• Severity: medium (CVSS 4.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-19 · updated 2026-10-21
• Weakness: CWE-501

Description

A flaw was found in grub2. Grub's dump command is not blocked when grub is in lockdown mode, which allows the user to read any memory information, and an attacker may leverage this in order to extract signatures, salts, and other sensitive information from the memory.

Affected products

• Red Hat OpenShift Container Platform 4.18: all versions
• Red Hat Enterprise Linux 10: all versions — fixed in 1:2.12-15.el10_0
• Red Hat Enterprise Linux 9: all versions

How to fix

Upgrade to a fixed version: Red Hat Enterprise Linux 10 1:2.12-15.el10_0. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2025:16154
• https://access.redhat.com/security/cve/CVE-2025-1118
• https://bugzilla.redhat.com/show_bug.cgi?id=2346137
• https://git.savannah.gnu.org/cgit/grub.git/commit/?id=34824806ac6302f91e8cabaa41308eaced25725f
• https://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html

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