CVE-2021-26379

Insufficient input validation of mailbox data in theSMU may allow an attacker to coerce the SMU to corrupt SMRAM, potentiallyleading to a loss of integrity and privilege escalation.

CVE-2023-31355

Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to overwrite a guest's UMC seed potentially allowing reading of memory from a decommissioned guest.

CVE-2021-26344

An out of bounds memory write when processing the AMDPSP1 Configuration Block (APCB) could allow an attacker with access the abilityto modify the BIOS image, and the ability to sign the resulting image, topotentially modify the APCB block resulting in arbitrary code execution.

CVE-2021-26397

Insufficient address validation, may allow anattacker with a compromised ABL and UApp to corrupt sensitive memory locationspotentially resulting in a loss of integrity or availability.

CVE-2024-21980

Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.