Insufficient Resource Pool Affecting microcode_ctl package, versions <2:2.1-53.amzn2023.0.12


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.03% (5th percentile)

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  • Snyk IDSNYK-AMZN2023-MICROCODECTL-10295629
  • published3 Jun 2025
  • disclosed13 May 2025

Introduced: 13 May 2025

CVE-2025-20103  (opens in a new tab)
CWE-410  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 microcode_ctl to version 2:2.1-53.amzn2023.0.12 or higher.
This issue was patched in ALAS2023-2025-991.

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 resource pool in the core management mechanism for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.

CVSS Base Scores

version 3.1