GRUB2 does not call the module fini functions on exit, leading to Debian/Ubuntu's peimage GRUB2 module leaving UEFI system table hooks after exit. This lead to a use-after-free condition, and could possibly lead to secure boot bypass.

Related CVEs

CVE-2024-2312

Key Information

GHSA ID

GHSA-975v-wj6r-fgj8

Published

April 5, 2024 9:32 PM

Last Modified

April 26, 2024 9:30 AM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: June 12, 2025 6:24 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.