CVE-2024-45777
MEDIUMGRUB2 < 2.12 - Out-of-bounds Write in Language File Translation Buffer
Title source: llmDescription
A flaw was found in grub2. The calculation of the translation buffer when reading a language .mo file in grub_gettext_getstr_from_position() may overflow, leading to a Out-of-bound write. This issue can be leveraged by an attacker to overwrite grub2's sensitive heap data, eventually leading to the circumvention of secure boot protections.
References (3)
Core 3
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:20532
Third Party Advisory vdb-entry
x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2024-45777
Issue Tracking, Third Party Advisory issue-tracking
x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2346343
Scores
CVSS v3
6.7
EPSS
0.0023
EPSS Percentile
13.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (12)
gnu/grub2
< 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
1:2.06-114.el9_7
Red Hat/Red Hat In-Vehicle Operating System 1
Red Hat/Red Hat OpenShift Container Platform 4
redhat/enterprise_linux
7.0
redhat/enterprise_linux
8.0
redhat/enterprise_linux
9.0
... and 2 more
Published
Feb 19, 2025
Tracked Since
Feb 18, 2026