CVE-2024-45778: GNU GRUB2

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

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.

Affected products

• GNU GRUB2: up to and including 2.12
• Red Hat Enterprise Linux: version 7.0 only; version 8.0 only; version 9.0 only
• Red Hat Openshift Container Platform: version 4.0 only

Published 2025-03-03. Last modified 2026-06-29.