Grub2: commands/dump: the dump command is not in lockdown when secure boot is enabled

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Summary

CVECVE-2025-1118
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-02-19 18:15:24 UTC
Updated2026-06-30 00:16:54 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 4.4 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.002860000 probability, percentile 0.204020000 (date 2026-07-01)

Problem Types: CWE-501 | CWE-501 Trust Boundary Violation

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary4.4MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
3.1CNACVSS4.4MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Red Hat Red Hat Enterprise Linux 10 unaffected 1:2.12-15.el10_0 * rpm Not specified
CNA Red Hat Red Hat Enterprise Linux 7 Not specified Not specified
CNA Red Hat Red Hat Enterprise Linux 8 Not specified Not specified
CNA Red Hat Red Hat Enterprise Linux 9 Not specified Not specified
CNA Red Hat Red Hat OpenShift Container Platform 4 Not specified Not specified

References

ReferenceSourceLinkTags
git.savannah.gnu.org/cgit/grub.git/commit [email protected] git.savannah.gnu.org
bugzilla.redhat.com/show_bug.cgi [email protected] bugzilla.redhat.com
lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html [email protected] lists.gnu.org
access.redhat.com/errata/RHSA-2025:16154 [email protected] access.redhat.com
access.redhat.com/security/cve/CVE-2025-1118 [email protected] access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

SourceTimeEvent
CNA2025-02-17T17:26:24.670ZReported to Red Hat.
CNA2025-02-18T18:00:00.000ZMade public.
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