Trust Boundary Violation Affecting grub2-efi-x64 package, versions <1:2.06-61.amzn2023.0.16


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-AMZN2023-GRUB2EFIX64-9692601
  • published15 Apr 2025
  • disclosed19 Feb 2025

Introduced: 19 Feb 2025

CVE-2025-1118  (opens in a new tab)
CWE-501  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 grub2-efi-x64 to version 1:2.06-61.amzn2023.0.16 or higher.
This issue was patched in ALAS2023-2025-937.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grub2-efi-x64 package and not the grub2-efi-x64 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

A flaw was found in grub2. Grub's dump command is not blocked when grub is in lockdown mode, which allows the user to read any memory information, and an attacker may leverage this in order to extract signatures, salts, and other sensitive information from the memory.

CVSS Base Scores

version 3.1