CVE-2021-26353 Information

Description

Due to a mishandled error it is possible to leave the DRTM UApp in a partially initialized state which can result in unchecked memory writes when the UApp handles subsequent mailbox commands.

CVSS Vector

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

Reference

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8