🛡️ CVE-2024-2312
🟡 CVSS 6.7 — Medium ⚠️ Exploit Public CWE-416 NVD
6.7
CVSS Score
0 Low4 Medium7 High9 Critical10

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.

Details

Severity MEDIUM
CVSS Score 6.7
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE CWE-416
Public Exploit ⚠️ Yes
Source NVD
Published 2024-04-05
Updated 2026-06-02
Modified 2025-08-26

Affected Packages

Software From version Fixed in
bootstrap-os
grub2 2.12-1ubuntu5

Similar Threats

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