CVE-2021-46772: AMD Athlon 3000 Series Desktop Processors With Radeon Graphics

Low severity, CVSS 3.9. EPSS: 0.2% chance of exploitation in the next 30 days.

Insufficient input validation in the ABL may allow a privileged attacker with access to the BIOS menu or UEFI shell to tamper with the structure headers in SPI ROM causing an out of bounds memory read and write, potentially resulting in memory corruption or denial of service.

Affected products

• AMD AMD Athlon 3000 Series Desktop Processors With Radeon Graphics
• AMD AMD Athlon 3000 Series Mobile Processors With Radeon Graphics
• AMD AMD Epyc 7002 Series Processors
• AMD AMD Epyc 7003 Series Processors
• AMD AMD Epyc Embedded 7002 Series Processors
• AMD AMD Epyc Embedded 7003 Series Processors
• AMD AMD Ryzen 3000 Series Desktop Processors
• AMD AMD Ryzen 3000 Series Mobile Processor With Radeon Graphics
• AMD AMD Ryzen 3000 Series Processors With Radeon Graphics
• AMD AMD Ryzen 4000 Series Desktop Processors With Radeon Graphics
• AMD AMD Ryzen 4000 Series Mobile Processors With Radeon Graphics
• AMD AMD Ryzen 5000 Series Desktop Processor With Radeon Graphics
• AMD AMD Ryzen 5000 Series Desktop Processors
• AMD AMD Ryzen 5000 Series Mobile Processors With Radeon Graphics
• AMD AMD Ryzen 5000 Series Processors With Radeon Graphics
• AMD AMD Ryzen 6000 Series Processors With Radeon Graphics
• AMD AMD Ryzen 7020 Series Processors With Radeon Graphics
• AMD AMD Ryzen 7035 Series Processors With Radeon Graphics
• AMD AMD Ryzen Embedded 5000 Series Processors
• AMD AMD Ryzen Embedded r1000 Series Processors
• AMD AMD Ryzen Embedded r2000 Series Processors
• AMD AMD Ryzen Embedded v1000 Series Processors
• AMD AMD Ryzen Embedded v2000 Series Processors
• AMD AMD Ryzen Embedded v3000 Series Processors
• AMD AMD Ryzen Threadripper 3000 Series Processors
• and 2 more

Published 2024-08-13. Last modified 2026-06-17.