CVE-2023-43490 Affecting intel-microcode package, versions <3.20240514.0ubuntu0.18.04.1+esm1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-UBUNTU1804-INTELMICROCODE-6444592
  • published29 May 2024
  • disclosed14 Mar 2024

Introduced: 14 Mar 2024

CVE-2023-43490  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 intel-microcode to version 3.20240514.0ubuntu0.18.04.1+esm1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream intel-microcode package and not the intel-microcode package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

Incorrect calculation in microcode keying mechanism for some Intel(R) Xeon(R) D Processors with Intel(R) SGX may allow a privileged user to potentially enable information disclosure via local access.

CVSS Scores

version 3.1