Insufficient Granularity of Access Control Affecting microcode_ctl package, versions <2:2.1-53.amzn2023.0.11


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-AMZN2023-MICROCODECTL-9298074
  • published7 Mar 2025
  • disclosed12 Feb 2025

Introduced: 12 Feb 2025

CVE-2024-39279  (opens in a new tab)
CWE-1220  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 microcode_ctl to version 2:2.1-53.amzn2023.0.11 or higher.
This issue was patched in ALAS2023-2025-888.

NVD Description

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

Insufficient granularity of access control in UEFI firmware in some Intel(R) processors may allow a authenticated user to potentially enable denial of service via local access.

CVSS Base Scores

version 3.1