CVE-2023-20587
https://notcve.org/view.php?id=CVE-2023-20587
Improper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash potentially leading to arbitrary code execution. Un control de acceso inadecuado en el modo de administración del sistema (SMM) puede permitir que un atacante acceda a la memoria flash SPI, lo que podría provocar la ejecución de código arbitrario. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009 •
CVE-2023-20594
https://notcve.org/view.php?id=CVE-2023-20594
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access. La inicialización incorrecta de variables en el controlador DXE puede permitir que un usuario privilegiado filtre información sensible a través del acceso local. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4007 • CWE-665: Improper Initialization •
CVE-2021-26371
https://notcve.org/view.php?id=CVE-2021-26371
A compromised or malicious ABL or UApp could send a SHA256 system call to the bootloader, which may result in exposure of ASP memory to userspace, potentially leading to information disclosure. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 •
CVE-2021-26354
https://notcve.org/view.php?id=CVE-2021-26354
Insufficient bounds checking in ASP may allow an attacker to issue a system call from a compromised ABL which may cause arbitrary memory values to be initialized to zero, potentially leading to a loss of integrity. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •
CVE-2023-20532
https://notcve.org/view.php?id=CVE-2023-20532
Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in a denial of service. Una validación de entrada insuficiente en la SMU puede permitir que un atacante bloquee recursos incorrectamente, lo que podría provocar una denegación de servicio. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 • CWE-20: Improper Input Validation •