CVE-2023-20597: AMD Ryzen 3100 Firmware

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.

Affected products

• AMD Ryzen 3100 Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3300x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3500 Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3500x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3600 Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3600x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3600xt Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3800x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3800xt Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3900 Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3900x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3900xt Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3945wx Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3950x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3955wx Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3960x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3970x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3975wx Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3990x Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3995wx Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3 3100 Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3 3200g Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3 3200ge Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3 3200u Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• AMD Ryzen 3 3250c Firmware: version comboam4pi_1.0.0.9 only; version comboam4v2pi_1.2.0.8 only
• and 76 more

Published 2023-09-20. Last modified 2026-06-17.