CVE-2021-26316: AMD Athlon 3050ge Firmware

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

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 execution.

Affected products

  • AMD Athlon 3050ge Firmware: affected versions not specified
  • AMD Athlon 3150g Firmware: affected versions not specified
  • AMD Athlon 3150ge Firmware: affected versions not specified
  • AMD Athlon Gold 3150c Firmware: affected versions not specified
  • AMD Athlon Gold 3150ge Firmware: affected versions not specified
  • AMD Athlon Gold 3150u Firmware: affected versions not specified
  • AMD Athlon Gold Pro 3150g Firmware: affected versions not specified
  • AMD Athlon Gold Pro 3150ge Firmware: affected versions not specified
  • AMD Athlon Pro 3045b Firmware: affected versions not specified
  • AMD Athlon Pro 3145b Firmware: affected versions not specified
  • AMD Athlon Silver 3050c Firmware: affected versions not specified
  • AMD Athlon Silver 3050e Firmware: affected versions not specified
  • AMD Athlon Silver 3050ge Firmware: affected versions not specified
  • AMD Athlon Silver 3050u Firmware: affected versions not specified
  • AMD Athlon Silver Pro 3125ge Firmware: affected versions not specified
  • AMD Epyc 7002 Firmware: before romepi_1.0.0.d (fixed in romepi_1.0.0.d)
  • AMD Epyc 7003 Firmware: before milanpi-sp3_1.0.0.8 (fixed in milanpi-sp3_1.0.0.8)
  • AMD Epyc 7232p Firmware: before romepi_1.0.0.d (fixed in romepi_1.0.0.d)
  • AMD Epyc 7252 Firmware: before romepi_1.0.0.d (fixed in romepi_1.0.0.d)
  • AMD Epyc 7262 Firmware: before romepi_1.0.0.d (fixed in romepi_1.0.0.d)
  • AMD Epyc 7272 Firmware: before romepi_1.0.0.d (fixed in romepi_1.0.0.d)
  • AMD Epyc 7282 Firmware: before romepi_1.0.0.d (fixed in romepi_1.0.0.d)
  • AMD Epyc 72f3 Firmware: before milanpi-sp3_1.0.0.8 (fixed in milanpi-sp3_1.0.0.8)
  • AMD Epyc 7302 Firmware: before romepi_1.0.0.d (fixed in romepi_1.0.0.d)
  • AMD Epyc 7302p Firmware: before romepi_1.0.0.d (fixed in romepi_1.0.0.d)
  • and 122 more

Published 2023-01-11. Last modified 2026-06-17.