CVE-2026-0461: AMD Kria Soms

High severity, CVSS 7.5. EPSS: 0.1% chance of exploitation in the next 30 days.

Insufficient boundary validation in the USB boot mode implementation of AMD Zynq™ UltraScale+ MPSoC and RFSoC devices could allow unbounded Device Firmware Upgrade (DFU) download requests to overflow the DDR receive buffer into FSBL memory, potentially resulting in unauthorized code execution during the boot process. This issue could impact the confidentiality, integrity, or availability of affected system.

Affected products

  • AMD Kria Soms
  • AMD Zynq Ultrascale+ Mpsocs
  • AMD Zynq Ultrascale+ Rfsocs

Published 2026-10-05. Last modified 2026-10-06.