CVE-2023-31304

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

13/08/2024

Last modified:

15/04/2026

Description

Improper input validation in SMU may allow an attacker with privileges and a compromised physical function (PF) to modify the PCIe® lane count and speed, potentially leading to a loss of availability.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L CVSS v3.1 Severity and Metrics:

Base Score: 2.30 LOW
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): Low

Base Score 3.x

2.30

Severity 3.x

LOW

References to Advisories, Solutions, and Tools

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-6005.html