AMD Secure Processor security vulnerabilities

AMD Secure Encrypted Virtualization is a product of AMD Semiconductor, Inc. AMD Secure Encrypted Virtualization is a software application.AMD System Management Unit SMU is a system management unit. AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip. A security vulnerability exists in AM...

AMD Secure Processor (ASP) input validation error vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. A security vulnerability exists in AMD Secure Processor ASP that stems from insufficient validation of input. An attacker could exploit the vulnerability to gain write access to memory, resulting in loss ...

AMD Secure Processor Buffer Error Vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. ASP AMD Secure Processor suffers from a buffer error vulnerability that stems from insufficient input validation in the SYSKEYDERIVE system call. An attacker could exploit this vulnerability to corrupt th...

AMD Secure Processor Security Feature Vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. A security vulnerability exists in AMD Secure Processor ASP, AMD System Management Unit SMU, and AMD Secure Encrypted Virtualization SEV. An attacker could exploit this vulnerability to cause an informati...

AMD Secure Processor Buffer Error Vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. ASP AMD Secure Processor suffers from a security vulnerability that stems from insufficient boundary checking. An attacker exploits the vulnerability to write partially controlled data to the SMM or SEV-E...

AMD Secure Processor Buffer Error Vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. AMD Secure Processor ASP suffers from a buffer error vulnerability that stems from insufficient input validation in the SVCECCPRIMITIVE system call. An attacker could exploit this vulnerability to corrupt...

AMD Secure Processor security vulnerabilities

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. A security vulnerability exists in AMD Secure Processor ASP, AMD System Management Unit SMU, and AMD Secure Encrypted Virtualization SEV, which stems from insufficient authentication of commands, which...

AMD Secure Processor Input Verification Error Vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. A security vulnerability exists in AMD Secure Processor. An attacker could exploit this vulnerability to cause an integer overflow, resulting in a denial of service...

AMD Secure Processor (ASP) input validation error vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. AMD Secure Processor ASP suffers from a security vulnerability that stems from inadequate input validation and could allow an attacker with a malicious BIOS to potentially cause a denial of service...

AMD Secure Processor (ASP) security vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. AMD Secure Processor ASP suffers from a security vulnerability that stems from the fact that TOCTOU may allow a physical attacker to write outside of buffer boundaries, which could result in loss of...

AMD Secure Processor (ASP) input validation error vulnerability

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. AMD Secure Processor ASP suffers from a security vulnerability that stems from incorrect system call input validation in the Bootloader, which could allow a privileged attacker to read memory out of bound...

Denial of Service (DoS)

Overview Affected versions of this package are vulnerable to Denial of Service DoS by sending an invalid request to an exposed endpoint. Details Denial of Service DoS describes a family of attacks, all aimed at making a system inaccessible to its intended and legitimate users. Unlike other...

CVE-2021-46779

CVE-2021-46779 is an AMD Secure Processor (ASP) vulnerability: insufficient input validation in the SVC_ECC_PRIMITIVE system call could allow a compromised user application or ABL to corrupt ASP OS memory, risking loss of integrity and availability. Connected sources confirm the issue and link to...

CVE-2021-26402

Insufficient bounds checking in ASP AMD Secure Processor firmware while handling BIOS mailbox commands, may allow an attacker to write partially-controlled data out-of-bounds to SMM or SEV-ES regions which may lead to a potential loss of integrity and availability...

CVE-2021-26398

CVE-2021-26398 affects the AMD Secure Processor (ASP) via insufficient input validation in SYS_KEY_DERIVE. A compromised user application or ABL may corrupt ASP OS memory, potentially enabling arbitrary code execution. Public details identify the vulnerability and associated risk to ASP/firmware,...

CVE-2021-26396

Insufficient validation of address mapping to IO in ASP AMD Secure Processor may result in a loss of memory integrity in the SNP guest...

CVE-2021-26396

The CVE-2021-26396 issue affects the AMD Secure Processor (ASP) where insufficient validation of address mapping to IO can lead to loss of memory integrity in the SNP guest. The entry is supported by multiple sources (NVD/NCSC AMD SB) detailing the vulnerability and its scope across AMD EPYC gene...

CVE-2021-26346

Failure to validate the integer operand in ASP AMD Secure Processor bootloader may allow an attacker to introduce an integer overflow in the L2 directory table in SPI flash resulting in a potential denial of service...

CVE-2021-26402: Out-of-bounds Write

Insufficient bounds checking in ASP AMD Secure Processor firmware while handling BIOS mailbox commands, may allow an attacker to write partially-controlled data out-of-bounds to SMM or SEV-ES regions which may lead to a potential loss of integrity and availability...

AMD Client Vulnerabilities – January 2023

Bulletin ID: AMD-SB-1031 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary In collaboration with various third parties, AMD platforms were audited for potential security exposures. Potential vulnerabilities in AMD Secure Processor ASP,...