CVE-2023-20562

High

Description

Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary kernel execution.

SeverityHigh

CVSS7.8

Exploit probability—

ProductAmd Uprof

PublishedAug 8, 2023

First seenAug 8, 2023

How to fix

Update

amd amd_uprof4.1.396, 4.1-424 or later

Vendor advisories

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

Affected products

Product	Affected versions	Fixed in
amd amd_uprof	v < 4.1.396, v < 4.1-424	4.1.396, 4.1-424

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