Grub2: fs/bfs: integer overflow in the bfs parser.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.1epss 0.3%
exploitation probability
0.3%top 81% of all CVEs
observed exploitation
nono source reports it
A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing grub2 to crash.
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H