CVSS: 7.5EPSS: 0%CPEs: 156EXPL: 0CVE-2021-46765
https://notcve.org/view.php?id=CVE-2021-46765
Insufficient input validation in ASP may allow an attacker with a compromised SMM to induce out-of-bounds memory reads within the ASP, potentially leading to a denial of service. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 • CWE-125: Out-of-bounds Read •
CVSS: 9.8EPSS: 0%CPEs: 42EXPL: 0CVE-2021-46760
https://notcve.org/view.php?id=CVE-2021-46760
A malicious or compromised UApp or ABL can send a malformed system call to the bootloader, which may result in an out-of-bounds memory access that may potentially lead to an attacker leaking sensitive information or achieving code execution. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •
CVSS: 6.1EPSS: 0%CPEs: 378EXPL: 0CVE-2021-46759
https://notcve.org/view.php?id=CVE-2021-46759
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. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 • CWE-787: Out-of-bounds Write •
CVSS: 9.1EPSS: 0%CPEs: 126EXPL: 0CVE-2021-46756
https://notcve.org/view.php?id=CVE-2021-46756
Insufficient validation of inputs in SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an attacker with a malicious Uapp or ABL to send malformed or invalid syscall to the bootloader resulting in a potential denial of service and 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-20: Improper Input Validation •
CVSS: 7.5EPSS: 0%CPEs: 92EXPL: 0CVE-2021-46755
https://notcve.org/view.php?id=CVE-2021-46755
Failure to unmap certain SysHub mappings in error paths of the ASP (AMD Secure Processor) bootloader may allow an attacker with a malicious bootloader to exhaust the SysHub resources resulting in a potential denial of service. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 •