Affected: AMD 2nd Gen EPYC, AMD 3rd Gen EPYC, AMD Ryzen 2000 Series, AMD Ryzen 3000 Series, AMD Ryzen 5000 Series

A potential vulnerability in AMD System Management Mode (SMM) interrupt handler may allow an attacker with high privileges to access the SMM resulting in arbitrary code execution which could be used by malicious actors to bypass security mechanisms provided in the UEFI firmware.