Integer Overflow or Wraparound Affecting grub2-emu package, versions <1:2.06-14.amzn2.0.6


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-AMZN2-GRUB2EMU-9911265
  • published1 May 2025
  • disclosed3 Mar 2025

Introduced: 3 Mar 2025

CVE-2024-45778  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 grub2-emu to version 1:2.06-14.amzn2.0.6 or higher.
This issue was patched in ALAS2-2025-2844.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grub2-emu package and not the grub2-emu package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing grub2 to crash.

CVSS Base Scores

version 3.1