CVSS: 9.8EPSS: 0%CPEs: 126EXPL: 0CVE-2023-20520
https://notcve.org/view.php?id=CVE-2023-20520
Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing a stack-based buffer overrun potentially leading to arbitrary code execution. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 • CWE-787: Out-of-bounds Write •
CVSS: 4.7EPSS: 0%CPEs: 340EXPL: 0CVE-2022-27672 – kernel: AMD: Cross-Thread Return Address Predictions
https://notcve.org/view.php?id=CVE-2022-27672
When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch potentially resulting in information disclosure. A flaw was found in HW. When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch, potentially resulting in information disclosure. • https://security.gentoo.org/glsa/202402-07 https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1045 https://access.redhat.com/security/cve/CVE-2022-27672 https://bugzilla.redhat.com/show_bug.cgi?id=2174765 •
CVSS: 6.5EPSS: 0%CPEs: 128EXPL: 0CVE-2023-20527
https://notcve.org/view.php?id=CVE-2023-20527
Improper syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory out-of-bounds, potentially leading to a denial-of-service. Una validación inadecuada de la entrada del sistema en el cargador de arranque ASP puede permitir que un atacante privilegiado lea la memoria fuera de los límites, 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 •
CVSS: 6.5EPSS: 0%CPEs: 82EXPL: 0CVE-2021-26403
https://notcve.org/view.php?id=CVE-2021-26403
Insufficient checks in SEV may lead to a malicious hypervisor disclosing the launch secret potentially resulting in compromise of VM confidentiality. Las comprobaciones insuficientes en SEV pueden provocar que un hipervisor malicioso revele el secreto de inicio, lo que podría comprometer la confidencialidad de la VM. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 •
CVSS: 7.8EPSS: 0%CPEs: 128EXPL: 0CVE-2021-26398
https://notcve.org/view.php?id=CVE-2021-26398
Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential arbitrary code execution. Una validación de entrada insuficiente en la llamada al sistema SYS_KEY_DERIVE en una aplicación de usuario comprometida o ABL puede permitir que un atacante corrompa la memoria del sistema operativo ASP (AMD Secure Processor), lo que puede conducir a una posible ejecución de código arbitrario. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 • CWE-787: Out-of-bounds Write •