AMD Processors security vulnerabilities

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...

AMD Ryzen和AMD Athlon 安全漏洞

AMD Ryzen and AMD Athlon are both products of American semiconductor company AMD. AMD Ryzen is a type of Central Processing Unit CPU. AMD Athlon is a series of microprocessors. Both AMD Ryzen and AMD Athlon have security vulnerabilities. These vulnerabilities stem from improper protection of...

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, stemming from the TOCTOU issue. These vulnerabilities may allow attackers to repeatedly load registers, leading to race conditions and potentially causi...

AMD Ryzen 安全漏洞

The AMD Ryzen is a central processing unit CPU developed by American semiconductor company AMD. Several AMD products have security vulnerabilities, which stem from buffer overflow attacks. These vulnerabilities may allow local attackers to write beyond the bounds of the system, resulting in...

AMD Athlon™, AMD Ryzen™, and AMD Ryzen™ Embedded Series Processor Vulnerabilities – May 2026

CVE Details Refer to Glossary for explanation of terms CVE ID| CVE Description| CVSS ---|---|--- CVE-2021-46747| Insufficient granularity of access control in AMD Secure Processor ASP may allow an attacker with an untrusted user space application to map sensitive System Management Network SMN...

AMD多款产品 安全漏洞

AMD Ryzen and AMD Athlon are both products of American semiconductor company AMD. AMD Ryzen is a type of Central Processing Unit CPU. AMD Athlon is a series of microprocessors. Several AMD products have security vulnerabilities, which stem from improper handling of input parameters and may lead t...

AMD Processors February 2026 Security Update

AMD has informed HP of potential vulnerabilities in certain AMD Athlon™, AMD Ryzen™, and AMD Ryzen™ Embedded Processors, which might allow escalation of privilege, arbitrary code execution, kernel memory corruption, denial of service, loss of confidentiality, loss of integrity, loss of...

AMD Ryzen和AMD Athlon 安全漏洞

AMD Ryzen and AMD Athlon are both products of American semiconductor company AMD. AMD Ryzen is a type of Central Processing Unit CPU. AMD Athlon is a series of microprocessors. Both AMD Ryzen and AMD Athlon have security vulnerabilities. These vulnerabilities stem from improper validation of syst...

AMD多款产品 安全漏洞

AMD Ryzen and other products are developed by American semiconductor company AMD. AMD Ryzen is a type of central processing unit CPU. AMD Athlon is a series of microprocessors. AMD Ryzen Master is a software tool designed to manage and optimize the performance of AMD Ryzen processors. Several AMD...

AMD Graphics Driver Vulnerabilities – November 2023

Bulletin ID: AMD-SB-6003 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary AMD received reports of vulnerabilities potentially affecting some AMD Graphics products. Refer to the CVE Details section for information about each CVE. CVE...

SMM Memory Corruption Vulnerability

Bulletin ID: AMD-SB-4003 Potential Impact: Arbitrary Code Execution Severity: High Summary SMM memory corruption vulnerability in SMM driver on some AMD Processors. CVE-2023-20555 Insufficient input validation in CpmDisplayFeatureSmm may allow an attacker to corrupt SMM memory by overwriting an...

AMD Client UEFI Firmware May 2023 Security Update

AMD has informed HP of potential vulnerabilities identified in client platform components for some AMD Athlon™ Processors and Ryzen™ Processors, which might allow arbitrary code execution, denial of service, and/or information disclosure. AMD is releasing firmware updates to mitigate these...

Client Vulnerabilities – May 2023

Bulletin ID: AMD-SB-4001 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary Potential vulnerabilities in AMD Secure Processor ASP, AMD System Management Unit SMU, and other platform components were discovered, and mitigations are being...

AMD Athlon 输入验证错误漏洞

AMD Athlon is a family of microprocessors from UltraMicroelectronics AMD. An input validation error vulnerability exists in AMD Athlon™ Processors, Ryzen™ Processors, and Threadripper™ Processors, which stems from a failure to validate that communication buffers and communication services in the...

IBPB and Return Stack Buffer Interactions

Bulletin ID: AMD-SB-1040 Potential Impact: Information Disclosure Severity: Medium Summary AMD is aware of a potential vulnerability affecting AMD CPUs where the OS relies on IBPB to flush the return address predictor. This may allow for CVE-2017-5715 previously known as Spectre Variant 2 attacks...

多款AMD处理器安全漏洞

AMD Processors is a processor from the American company AMD. A security vulnerability exists in AMD CPU Branch. The following products and versions are affected: AMD Athlon™ X4 processor,AMD Ryzen™ Threadripper™ PRO processor,2nd Gen AMD Ryzen™ Threadripper™ processors,3rd Gen AMD Ryzen™...

Vulnerability fixed in AMD processors

AMD has fixed a vulnerability with reference CVE-2021-26401 for the Ryzen and Athlon processors. This vulnerability has the same cause as the vulnerability known as Spectre, with attribute CVE-2017-5717. This vulnerability allows a malicious party to obtain sensitive data from the memory of a loc...

AMD CPUs May Transiently Execute Beyond Unconditional Direct Branch

Bulletin ID: AMD-SB-1026 Potential Impact: Data leakage Severity: Medium Summary AMD is providing an update for one recommended mitigation, mitigation G-5, in the “Software Techniques for Managing Speculation on AMD processors” white paper. Mitigation G-5 helps address potential vulnerabilities...

LFENCE/JMP Mitigation Update for CVE-2017-5715

Bulletin ID: AMD-SB-1036 Potential Impact: Loss of Confidentiality Severity: Medium Summary AMD is providing an update for one recommended mitigation for CVE-2017-5715 previously known as Spectre Variant 2. The speculative execution window of AMD LFENCE/JMP mitigation MITIGATION V2-2 may be large...

AMD Chipset Driver Information Disclosure Vulnerability

Bulletin ID: AMD-SB-1009 Potential Impact: Information Disclosure Severity: Medium Summary Low privileged malicious users may be able to access and leak data through the AMD Chipset Driver. CVE Details CVE-2021-26333 Insufficient access controls in the AMD Link Android app may potentially result ...