Non-Transparent Sharing of Microarchitectural Resources Affecting microcode_ctl package, versions <4:20240910-1.el9_5


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.27% (19th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CENTOS9-MICROCODECTL-6513856
  • published29 Mar 2024
  • disclosed14 Feb 2024

Introduced: 14 Feb 2024

CVE-2023-38575  (opens in a new tab)
CWE-1303  (opens in a new tab)

How to fix?

Upgrade Centos:9 microcode_ctl to version 4:20240910-1.el9_5 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:9 relevant fixed versions and status.

Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

CVSS Base Scores

version 3.1