CVE-2024-45774

EUVD-2025-4787
A flaw was found in grub2. A specially crafted JPEG file can cause the JPEG parser of grub2 to incorrectly check the bounds of its internal buffers, resulting in an out-of-bounds write. The possibility of overwriting sensitive information to bypass secure boot protections is not discarded.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.7 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
redhatCNA
6.7 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
Debian logo
Debian Releases
Debian Product
Codename
grub2
bookworm
no-dsa
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
vulnerable
forky
2.14~git20250718.0e36779-2
fixed
sid
2.14~git20250718.0e36779-2
fixed
trixie
2.12-9
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
grub2
bionic
not-affected
focal
not-affected
jammy
not-affected
noble
not-affected
oracular
not-affected
plucky
not-affected
questing
not-affected
trusty
ignored
xenial
not-affected
grub2-unsigned
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
oracular
ignored
plucky
needs-triage
questing
needs-triage
xenial
needs-triage
grub2-signed
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
oracular
ignored
plucky
needs-triage
questing
needs-triage
trusty
ignored
xenial
needs-triage
Common Weakness Enumeration
References
https://access.redhat.com/errata/RHSA-2025:6990
https://access.redhat.com/security/cve/CVE-2024-45774
https://bugzilla.redhat.com/show_bug.cgi?id=2337461
https://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html