CVE-2023-49141 Affecting microcode_ctl package, versions <2:2.1-47.43.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-AMZN201803-MICROCODECTL-8023204
  • published18 Sept 2024
  • disclosed14 Aug 2024

Introduced: 14 Aug 2024

CVE-2023-49141  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 microcode_ctl to version 2:2.1-47.43.amzn1 or higher.
This issue was patched in ALAS-2024-1946.

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:2018.03 relevant fixed versions and status.

Improper isolation in some Intel(R) Processors stream cache mechanism may allow an authenticated user to potentially enable escalation of privilege via local access.

CVSS Scores

version 3.1