CVE-2023-20599 Information

Description

Improper register access control in ASP may allow a privileged attacker to perform unauthorized access to ASP’s Crypto Co-Processor (CCP) registers from x86 resulting in potential loss of control of cryptographic key pointer/index leading to loss of integrity or confidentiality.

Reference

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7039.html