CVE-2026-97947

A flaw was found in the Linux kernel's x86 AMD node component, which may lead to a Denial of Service DoS. If initialization of the AMD System Management Network SMN interface fails, exported read and write functions remain accessible without validating that internal device structures were...

CVE-2021-46747

Insufficient granularity of access control in ASP AMD Secure Processor may allow an attacker with an untrusted user space application to map sensitive SMN System Management Network apertures leading to a potential escalation of privileges...

CVE-2025-61972

Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to gain arbitrary System Management Network SMN access, potentially resulting in arbitrary code execution in AMD Secure Processor ASP and loss of the SEV-SNP guest's confidentiality and integrity...

EUVD-2021-34843

Insufficient granularity of access control in ASP AMD Secure Processor may allow an attacker with an untrusted user space application to map sensitive SMN System Management Network apertures leading to a potential escalation of privileges...

CVE-2021-46747

Insufficient granularity of access control in ASP AMD Secure Processor may allow an attacker with an untrusted user space application to map sensitive SMN System Management Network apertures leading to a potential escalation of privileges...

PT-2026-45547

Name of the Vulnerable Software and Affected Versions AMD Secure Processor affected versions not specified Description Insufficient granularity of access control in the AMD Secure Processor ASP may allow an attacker using an untrusted user space application to map sensitive System Management...

AMD Processors 安全漏洞

AMD Processors are a series of processors developed by American semiconductor company AMD. There are security vulnerabilities in AMD Processors, which stem from insufficient access control granularity. This vulnerability could allow attackers to exploit trusted user-space applications to map...

CVE-2025-61972

Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to gain arbitrary System Management Network SMN access, potentially resulting in arbitrary code execution in AMD Secure Processor ASP and loss of the SEV-SNP guest's confidentiality and integrity...

CVE-2025-61972

Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to gain arbitrary System Management Network SMN access, potentially resulting in arbitrary code execution in AMD Secure Processor ASP and loss of the SEV-SNP guest's confidentiality and integrity...

EUVD-2025-209812

Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to gain arbitrary System Management Network SMN access, potentially resulting in arbitrary code execution in AMD Secure Processor ASP and loss of the SEV-SNP guest's confidentiality and integrity...

CVE-2025-61972

Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to gain arbitrary System Management Network SMN access, potentially resulting in arbitrary code execution in AMD Secure Processor ASP and loss of the SEV-SNP guest's confidentiality and integrity...

AMD EPYC™ and AMD EPYC™ Embedded Series Processor Vulnerabilities – May 2026

CVE Details Refer to Glossary for explanation of terms CVE ID| CVE Description| CVSS Vector ---|---|--- CVE-2025-61972| Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to gain arbitrary System Management Network SMN access, potentially resulting in...

EUVD-2020-5241

Malware in sbrugna...

SUSE CVE-2020-12961

A potential vulnerability exists in AMD Platform Security Processor PSP that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections...

CVE-2021-26362

A malicious or compromised UApp or ABL may be used by an attacker to issue a malformed system call which results in mapping sensitive System Management Network SMN registers leading to a loss of integrity and availability...

CVE-2020-12961

A potential vulnerability exists in AMD Platform Security Processor PSP that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections...

CVE-2020-12961

A potential vulnerability exists in AMD Platform Security Processor PSP that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections...

CVE-2020-12961: Improper Input Validation

A potential vulnerability exists in AMD Platform Security Processor PSP that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections...