Description
GNU GRUB (aka GRUB2) through 2.12 has a heap-based buffer overflow in fs/hfs.c via crafted sblock data in an HFS filesystem.
References (1)
Core 1
Core References
Issue Tracking, Third Party Advisory
https://savannah.gnu.org/bugs/?66599
Scores
CVSS v3
8.8
EPSS
0.0015
EPSS Percentile
35.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-122
Status
published
Products (1)
gnu/grub2
< 2.12
Published
Dec 29, 2024
Tracked Since
Feb 18, 2026