CVE-2022-21151

Publication date 12 May 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

Processor optimization removal or modification of security-critical code for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

From the Ubuntu Security Team

Alysa Milburn, Jason Brandt, Avishai Redelman and Nir Lavi discovered that some Intel processors improperly optimised security-critical code. A local attacker could possibly use this to expose sensitive information.

Status

Package Ubuntu Release Status
intel-microcode 22.10 kinetic
Fixed 3.20220510.0ubuntu1
22.04 LTS jammy
Fixed 3.20220510.0ubuntu0.22.04.1
21.10 impish
Fixed 3.20220510.0ubuntu0.21.10.1
20.04 LTS focal
Fixed 3.20220510.0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 3.20220510.0ubuntu0.18.04.1
16.04 LTS xenial
14.04 LTS trusty Ignored early microcode loading not allowed

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Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N