CVE-2023-45733

Publication date 16 May 2024

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

2.8 · Low

Score breakdown

Hardware logic contains race conditions in some Intel(R) Processors may allow an authenticated user to potentially enable partial information disclosure via local access.

From the Ubuntu Security Team

It was discovered that some Intel® Processors did not properly protect against concurrent accesses. A local attacker could use this to obtain sensitive information.

Status

Package Ubuntu Release Status
intel-microcode 24.04 LTS noble
Fixed 3.20240514.0ubuntu0.24.04.1
23.10 mantic
Fixed 3.20240514.0ubuntu0.23.10.1
22.04 LTS jammy
Fixed 3.20240514.0ubuntu0.22.04.1
20.04 LTS focal
Fixed 3.20240514.0ubuntu0.20.04.1
18.04 LTS bionic
16.04 LTS xenial
14.04 LTS trusty Ignored end of ESM support, was ignored [trusty doesn't support early microcode loading at runtime]

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Severity score breakdown

Parameter Value
Base score 2.8 · Low
Attack vector Local
Attack complexity High
Privileges required Low
User interaction None
Scope Changed
Confidentiality Low
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N