AMD Ryzen 2000 Series

• CVE-2023-20558 High 8.8 Insufficient control flow management in AmdCpmOemSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to an escalation of privileges. 0.7%
• CVE-2023-20559 High 8.8 Insufficient control flow management in AmdCpmGpioInitSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to escalation of privileges. 0.7%
• CVE-2021-26316 High 7.8 Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper with the buffer resulting in potential SMM (System Management Mode) arbitrary code ex 0.3%
• CVE-2021-39298 Medium 6.5 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 b 0.4%