Improper Resource Shutdown or Release Affecting microcode_ctl package, versions <2:2.1-47.39.amzn1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-AMZN201803-MICROCODECTL-1723148
  • published27 Sept 2021
  • disclosed28 Jan 2020

Introduced: 28 Jan 2020

CVE-2020-0548  (opens in a new tab)
CWE-404  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 microcode_ctl to version 2:2.1-47.39.amzn1 or higher.
This issue was patched in ALAS-2020-1396.

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.

Cleanup errors in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS Scores

version 3.1