CVE-2021-26336
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I. Basic Information for CVE-2021-26336
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Insufficient bounds checking in System Management Unit (SMU) may cause invalid memory accesses/updates that could result in SMU hang and subsequent failure to service any further requests from other components.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
AMD System Management Unit 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD System Management Unit（SMU）是美国AMD公司的一个系统管理单元。 AMD System Management Unit 存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| AMD | Ryzen™ Series | various | - | |
| AMD | Athlon™ Series | various | - |
II. Public POCs for CVE-2021-26336
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · AMD · 2021-11-16 · 21 CVEs total
| CVE-2021-26331 | AMD多款产品输入验证错误漏洞 | |
| CVE-2021-26337 | AMD System Management Unit 输入验证错误漏洞 | |
| CVE-2021-26325 | AMD 多款产品输入验证错误漏洞 | |
| CVE-2021-26330 | AMD 多款产品缓冲区错误漏洞 | |
| CVE-2021-26327 | Advanced Micro Devices SNP 输入验证错误漏洞 | |
| CVE-2020-12944 | AMD Secure Processor输入验证错误漏洞 | |
| CVE-2021-26323 | Advanced Micro Devices SNP 输入验证错误漏洞 | |
| CVE-2020-12961 | AMD Platform Security Processor输入验证错误漏洞 | |
| CVE-2021-26315 | AMD Platform Security Processor 数据伪造问题漏洞 | |
| CVE-2020-12954 | AMD Platform Security Processor 安全漏洞 | |
| CVE-2021-26326 | AMD 多款产品安全漏洞 | |
| CVE-2021-26335 | AMD Secure Processor 输入验证错误漏洞 | |
| CVE-2021-26321 | AMD Platform Security Processor命令注入漏洞 | |
| CVE-2020-12951 | AMD Platform Security Processor 竞争条件问题漏洞 | |
| CVE-2021-26320 | AMD Platform Security Processor信任管理问题漏洞 | |
| CVE-2020-12946 | AMD Platform Security Processor 输入验证错误漏洞 | |
| CVE-2021-26322 | AMD Secure Processor 安全特征问题漏洞 | |
| CVE-2021-26329 | AMD 多款产品输入验证错误漏洞 | |
| CVE-2021-26312 | AMD Platform Security Processor安全漏洞 | |
| CVE-2021-26338 | AMD System Management Unit 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-26336
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