CVE-2023-20556

MEDIUM

AMD Prof < 4.1.396 - Authenticated Denial of Service via IOCTL Input Buffer

Title source: llm

Description

Insufficient validation of the IOCTL (Input Output Control) input buffer in AMD μProf may allow an authenticated user to send an arbitrary buffer potentially resulting in a Windows crash leading to denial of service.

References (1)

Core 1

Core References

Mitigation, Patch, Vendor Advisory vendor-advisory

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7003

Scores

CVSS v3 5.5

EPSS 0.0005

EPSS Percentile 15.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

Status published

Products (1)

amd/amd_uprof < 4.1.396

Published Aug 08, 2023

Tracked Since Feb 18, 2026