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CVE-2024-2312

MEDIUM
Published 2024-04-05T19:40:02.848Z
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Expert Analysis

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CVSS Score

V3.1
6.7
/10
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2023.03.01
0.000
probability
of exploitation in the wild

There is a 0.0% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-01-25
Exploit Probability
Percentile: 0.178
Higher than 17.8% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Debian

Debian based GNU GRUB

Affected Versions:

0
gnu

grub2

Affected Versions:

0

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-975v-wj6r-fgj8

Advisory Details

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 Scoring

CVSS Score

5.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-2312
WEB https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2054127
WEB https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-2312
WEB https://security.netapp.com/advisory/ntap-20240426-0003

Advisory provided by GitHub Security Advisory Database. Published: April 5, 2024, Modified: April 26, 2024

References

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/
Published: 2024-04-05T19:40:02.848Z
Last Modified: 2025-02-13T17:33:46.314Z
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