Incomplete Cleanup Affecting microcode_ctl-debuginfo package, versions <2:2.1-47.amzn2.0.12


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-AMZN2-MICROCODECTLDEBUGINFO-3022620
  • published14 Sept 2022
  • disclosed15 Jun 2022

Introduced: 15 Jun 2022

CVE-2022-21127  (opens in a new tab)
CWE-459  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 microcode_ctl-debuginfo to version 2:2.1-47.amzn2.0.12 or higher.
This issue was patched in ALAS2-2022-1800.

NVD Description

Note: Versions mentioned in the description apply only to the upstream microcode_ctl-debuginfo package and not the microcode_ctl-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

Incomplete cleanup in specific special register read operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS Scores

version 3.1