CVE-2021-46747

Description

Insufficient granularity of access control in ASP (AMD Secure Processor) may allow an attacker with an untrusted user space application to map sensitive SMN (System Management Network) apertures leading to a potential escalation of privileges.

References

• https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4017.html
• https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html