---
cve: "CVE-2024-2312"
severity: "MEDIUM"
cvss: 6.7
epss: "38%"
vendor: "Debian"
kev: false
exploited: false
published: "2024-04-05 20:15:09"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-13T15:44:49+02:00"
---

# CVE-2024-2312

> 6.7 MEDIUM

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Hoch | good |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2054127>
- <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-2312>
- <https://security.netapp.com/advisory/ntap-20240426-0003/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2024-2312) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_