CVE-2024-2312
Medium
Description
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.
SeverityMedium
CVSS6.7
Exploit probability—
Product
Gnu Grub2
PublishedApr 5, 2024
First seenApr 5, 2024
Weakness typeCWE-416Use after free
How to fix
Update
- gnu grub22.12-1ubuntu5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnu grub2 | v < 2.12-1ubuntu5 | 2.12-1ubuntu5 |
| netapp bootstrap_os | No range specified | — |
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