Information Exposure Affecting microcode_ctl package, versions <4:20210216-1.20210608.1.el8_4


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (22nd percentile)

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  • Snyk IDSNYK-CENTOS8-MICROCODECTL-2042218
  • published26 Jul 2021
  • disclosed9 Jun 2020

Introduced: 9 Jun 2020

CVE-2020-0543  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Centos:8 microcode_ctl to version 4:20210216-1.20210608.1.el8_4 or higher.

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 Centos. See How to fix? for Centos: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 Scores

version 3.1