CVE-2023-20558
https://notcve.org/view.php?id=CVE-2023-20558
Insufficient control flow management in AmdCpmOemSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to an escalation of privileges. • https://www.amd.com/en/resources/product-security/bulletin/amd-sb-1027.html •
CVE-2023-20559
https://notcve.org/view.php?id=CVE-2023-20559
Insufficient control flow management in AmdCpmGpioInitSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to escalation of privileges. • https://www.amd.com/en/resources/product-security/bulletin/amd-sb-1027.html •
CVE-2021-26384
https://notcve.org/view.php?id=CVE-2021-26384
A malformed SMI (System Management Interface) command may allow an attacker to establish a corrupted SMI Trigger Info data structure, potentially leading to out-of-bounds memory reads and writes when triggering an SMI resulting in a potential loss of resources. Un comando SMI (System Management Interface) malformado puede permitir a un atacante establecer una estructura de datos SMI Trigger Info corrupta, conllevando potencialmente a lecturas y escrituras de memoria fuera de límites cuando es desencadenado un SMI resultando en una potencial pérdida de recursos • https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027 • CWE-125: Out-of-bounds Read CWE-787: Out-of-bounds Write •
CVE-2021-26382
https://notcve.org/view.php?id=CVE-2021-26382
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 autenticar una imagen de firmware ACP, resultando potencialmente en una denegación de servicio • https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027 •
CVE-2021-26388
https://notcve.org/view.php?id=CVE-2021-26388
Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM, exposing out of bounds memory contents, resulting in a potential denial of service. Una comprobación inapropiada del directorio de la BIOS puede permitir que las búsquedas lean más allá de la copia de la tabla del directorio en la RAM, exponiendo contenidos de memoria fuera de límites, resultando en una potencial denegación de servicio • https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027 https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028 • CWE-125: Out-of-bounds Read •