CVE-2021-46756 (epyc_7232p_firmware, epyc_7251_firmware, epyc_7252_firmware, epyc_7261_firmware, epyc_7262_firmware, epyc_7272_firmware, epyc_7281_firmware, epyc_7282_firmware, epyc_72f3_firmware, epyc_7301_firmware, epyc_7302_firmware, epyc_7302p_fi

Insufficient validation of inputs in
SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an
attacker with a malicious Uapp or ABL to send malformed or invalid syscall to
the bootloader resulting in a potential denial of service and loss of
integrity.

amd asp bootloader cve denial of service inputs integrity loss malformed malicious may processor send service syscall validation