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.
Metrics
CVSS 3.1 4.4/10
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| — | — | <= 2.12 |
| Red Hat | Red Hat Enterprise Linux 10 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
| Red Hat | Red Hat OpenShift Container Platform 4 | — |
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
Timeline
- Published
- Feb 19, 2025
- Last modified
- Nov 5, 2026
- NVD status
- Deferred