Information Exposure Affecting microcode_ctl package, versions <2:2.1-53.amzn2023.0.3


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (21st percentile)

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  • Snyk IDSNYK-AMZN2023-MICROCODECTL-6516654
  • published3 Apr 2024
  • disclosed11 Aug 2023

Introduced: 11 Aug 2023

CVE-2023-23908  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 microcode_ctl to version 2:2.1-53.amzn2023.0.3 or higher.
This issue was patched in ALAS2023-2023-436.

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.

Improper access control in some 3rd Generation Intel(R) Xeon(R) Scalable processors may allow a privileged user to potentially enable information disclosure via local access.

CVSS Base Scores

version 3.1