CVE-2024-45781 Affecting grub2-tools-extra package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Exploit Maturity
Not Defined

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  • Snyk IDSNYK-RHEL7-GRUB2TOOLSEXTRA-8736719
  • published19 Feb 2025
  • disclosed18 Feb 2025

Introduced: 18 Feb 2025

NewCVE-2024-45781  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 grub2-tools-extra.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grub2-tools-extra package and not the grub2-tools-extra package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

A flaw was found in grub2. When reading a symbolic link's name from a UFS filesystem, grub2 fails to validate the string length taken as an input. The lack of validation may lead to a heap out-of-bounds write, causing data integrity issues and eventually allowing an attacker to circumvent secure boot protections.

CVSS Scores

version 3.1