CVE-2023-20564: AMD Ryzen Master

Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days.

Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD Ryzen™ Master may permit a privileged attacker to perform memory reads/writes potentially leading to a loss of confidentiality or arbitrary kernel execution.

Affected products

• AMD Ryzen Master: before 2.11.2.2659 (fixed in 2.11.2.2659)
• AMD Ryzen Master Monitoring SDK: before august_2023 (fixed in august_2023)

Published 2023-08-15. Last modified 2026-06-17.