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 EPYC is a high-performance server processor. The AMD EPYC 9005 Series consists of a series of processors. Several AMD products have security vulnerabilities,...

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 improper isolation of shared resources within the on-chip system. These vulnerabilities may lead to certain integrity losses. The...

PT-2025-44990

Name of the Vulnerable Software and Affected Versions AMD processors affected versions not specified Description A flaw exists in the RDSEED instruction used for hardware-level random number generation on Zen 5 CPUs. This issue can cause the 16-bit and 32-bit versions of RDSEED to produce...

PT-2024-12272 · Amd +8 · Amd Epyc Processors +10

Name of the Vulnerable Software and Affected Versions: AMD EPYC Processors affected versions not specified AMD Ryzen Processors affected versions not specified AMD Threadripper Processors affected versions not specified Description: The issue is related to improper validation in a model specific...

DXE Driver Memory Leaks

Bulletin ID: AMD-SB-4007 Potential Impact: Data Leakage Severity: Medium Summary Potential memory leak vulnerabilities in AMD Driver Execution Environment DXE driver. CVE Details Refer to Glossary for explanation of terms CVE| Severity| Description ---|---|--- CVE-2023-20594| Medium| Improper...

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...

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...

TPM Out of Bounds Access

Bulletin ID: AMD-SB-7002 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary Researchers have identified two potential vulnerabilities that affect systems using the TPM 2.0 reference implementation, including some systems using AMD CPUs...

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...

Execution Unit Scheduler Contention Side-Channel Vulnerability on AMD Processors

Bulletin ID: AMD-SB-1039 Potential Impact: Information Disclosure Severity: Medium Summary Execution unit scheduler contention may lead to a side channel vulnerability found on AMD CPU microarchitectures codenamed “Zen 1”, “Zen 2”, “Zen 3” and “Zen 4” that use simultaneous multithreading SMT. By...

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™...

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 ...