Incomplete Cleanup Affecting microcode_ctl package, versions <4:20210216-1.20210608.1.el8_4


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.54% (41st percentile)

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  • Snyk IDSNYK-ROCKY8-MICROCODECTL-3289410
  • published3 Feb 2023
  • disclosed15 Jun 2020

Introduced: 15 Jun 2020

CVE-2020-0543  (opens in a new tab)
CWE-459  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 microcode_ctl to version 4:20210216-1.20210608.1.el8_4 or higher.
This issue was patched in RLSA-2021:3027.

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 Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

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

References

CVSS Base Scores

version 3.1