SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2023-31304

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.

LOW 2.3EPSS 0.15%

Does this matter?

Lower severity and a low EPSS score (0.15%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1
2.3 LOWCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
EPSS
0.15% probability · 5th percentile
CISA KEV
Not listed
Weakness
CWE-1284
Source
psirt@amd.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.