CVE-2021-26386

CVE-2021-26386 describes a vulnerability where a malicious or compromised UApp or ABL can issue a malformed system call to the Stage 2 Bootloader, potentially causing memory corruption and code execution. AMD’s AMD-SB-1027 bulletin lists this CVE among a set of AMD platform risks and maps it to a...

CVE-2021-26386

A malicious or compromised UApp or ABL may be used by an attacker to issue a malformed system call to the Stage 2 Bootloader potentially leading to corrupt memory and code execution...

AMD Client Vulnerabilities – May 2022

Bulletin ID: AMD-SB-1027 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary During security reviews in collaboration with Google, Microsoft, and Oracle, potential vulnerabilities in the AMD Secure Processor ASP, AMD System Management Un...