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Attacker Value
Unknown

CVE-2021-46794

Disclosure Date: May 09, 2023 (last updated October 08, 2023)
Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System Management Interface) mailbox checksum calculation triggering a data abort, resulting in a potential denial of service.
Attacker Value
Unknown

CVE-2021-46792

Disclosure Date: May 09, 2023 (last updated October 08, 2023)
Time-of-check Time-of-use (TOCTOU) in the BIOS2PSP command may allow an attacker with a malicious BIOS to create a race condition causing the ASP bootloader to perform out-of-bounds SRAM reads upon an S3 resume event potentially leading to a denial of service.
Attacker Value
Unknown

CVE-2021-46759

Disclosure Date: May 09, 2023 (last updated October 08, 2023)
Improper syscall input validation in AMD TEE (Trusted Execution Environment) may allow an attacker with physical access and control of a Uapp that runs under the bootloader to reveal the contents of the ASP (AMD Secure Processor) bootloader accessible memory to a serial port, resulting in a potential loss of integrity.
Attacker Value
Unknown

CVE-2021-46754

Disclosure Date: May 09, 2023 (last updated February 13, 2024)
Insufficient input validation in the ASP (AMD Secure Processor) bootloader may allow an attacker with a compromised Uapp or ABL to coerce the bootloader into exposing sensitive information to the SMU (System Management Unit) resulting in a potential loss of confidentiality and integrity.
Attacker Value
Unknown

CVE-2021-46753

Disclosure Date: May 09, 2023 (last updated October 08, 2023)
Failure to validate the length fields of the ASP (AMD Secure Processor) sensor fusion hub headers may allow an attacker with a malicious Uapp or ABL to map the ASP sensor fusion hub region and overwrite data structures leading to a potential loss of confidentiality and integrity.
Attacker Value
Unknown

CVE-2021-46749

Disclosure Date: May 09, 2023 (last updated October 08, 2023)
Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System Management Interface) mailbox checksum calculation triggering a data abort, resulting in a potential denial of service.