
CVE-2022-23821
https://notcve.org/view.php?id=CVE-2022-23821
14 Nov 2023 — Improper access control in System Management Mode (SMM) may allow an attacker to write to SPI ROM potentially leading to arbitrary code execution. Un control de acceso inadecuado en System Management Mode (SMM) puede permitir que un atacante escriba en la ROM SPI, lo que podría provocar la ejecución de código arbitrario. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002 •

CVE-2023-20521
https://notcve.org/view.php?id=CVE-2023-20521
14 Nov 2023 — TOCTOU in the ASP Bootloader may allow an attacker with physical access to tamper with SPI ROM records after memory content verification, potentially leading to loss of confidentiality or a denial of service. TOCTOU en el ASP Bootloader puede permitir que un atacante con acceso físico altere los registros ROM SPI después de la verificación del contenido de la memoria, lo que podría provocar una pérdida de confidencialidad o una denegación de servicio. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition •

CVE-2022-23820
https://notcve.org/view.php?id=CVE-2022-23820
14 Nov 2023 — Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution. No validar el búfer de comunicación AMD SMM puede permitir que un atacante corrompa la SMRAM, lo que podría provocar la ejecución de código arbitrario. Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 • CWE-20: Improper Input Validation •

CVE-2023-20555
https://notcve.org/view.php?id=CVE-2023-20555
08 Aug 2023 — Insufficient input validation in CpmDisplayFeatureSmm may allow an attacker to corrupt SMM memory by overwriting an arbitrary bit in an attacker-controlled pointer potentially leading to arbitrary code execution in SMM. Insufficient input validation in CpmDisplayFeatureSmm may allow an attacker to corrupt SMM memory by overwriting an arbitrary bit in an attacker-controlled pointer potentially leading to arbitrary code execution in SMM. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4003 • CWE-787: Out-of-bounds Write •

CVE-2021-26382
https://notcve.org/view.php?id=CVE-2021-26382
14 Jul 2022 — An attacker with root account privileges can load any legitimately signed firmware image into the Audio Co-Processor (ACP,) irrespective of the respective signing key being declared as usable for authenticating an ACP firmware image, potentially resulting in a denial of service. Un atacante privilegiado de cuenta root puede cargar cualquier imagen de firmware legítimamente firmada en el coprocesador de audio (ACP), independientemente de que la respectiva clave de firma sea declarada como usable para autenti... • https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027 •