Medium [CVE-2025-1118] Grub2: commands/dump: the dump command is not in lockdown when secure boot is enabled
This medium-severity Red Hat Linux advisory covers CVE-2025-1118 affecting Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8.
Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.
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Summary
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.
Red Hat Product Security has rated this vulnerability with Moderate severity as it requires high privileges to exploit it. Weakness: CWE-501.
Affected Red Hat products: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4. Will not fix / out of support: Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8.
Red Hat fixing advisory: RHSA-2025:16154.
Affected products named by the advisory: Red Hat package: grub2.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 19 hours ago·verify at source
- grub2-1:2.12-15.el10_0
- RHSA-2025:16154
Official advisory · high-confidence parse· fetched 19 hours ago·verify at source
Mitigation checklist
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
Official advisory · high-confidence parse· fetched 19 hours ago·verify at source
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