CVE-2024-2312
6.7
MEDIUM
CVSS 3.1
EPSS 0.02%
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.
How to fix CVE-2024-2312
To remediate CVE-2024-2312, upgrade the affected package to a fixed version below.
- Debian/grub2—upgrade to 2.12-2 or later
Is CVE-2024-2312 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.12-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |