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


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-AMZN201803-MICROCODECTL-1722774
  • published27 Sept 2021
  • disclosed28 Jan 2020

Introduced: 28 Jan 2020

CVE-2020-0549  (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 data cache evictions for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS Scores

version 3.1