cnvd-2022-63549
Vulnerability from cnvd
Title
AMD System Management Unit拒绝服务漏洞
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存在拒绝服务漏洞，该漏洞源于未充分检查System Management Unit (SMU)中与PCIE相关的绑定，攻击者可利用该漏洞导致拒绝服务。
Severity
中
Patch Name
AMD System Management Unit拒绝服务漏洞的补丁
Patch 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存在拒绝服务漏洞，该漏洞源于未充分检查System Management Unit (SMU)中与PCIE相关的绑定，攻击者可利用该漏洞导致拒绝服务。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027

Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-26372
Impacted products
Name
AMD System Management Unit
Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-26372",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-26372"
    }
  },
  "description": "AMD System Management Unit\uff08SMU\uff09\u662f\u7f8e\u56fdAMD\u516c\u53f8\u7684\u4e00\u4e2a\u7cfb\u7edf\u7ba1\u7406\u5355\u5143\u3002\n\nAMD System Management Unit\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u5145\u5206\u68c0\u67e5System Management Unit (SMU)\u4e2d\u4e0ePCIE\u76f8\u5173\u7684\u7ed1\u5b9a\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-63549",
  "openTime": "2022-09-15",
  "patchDescription": "AMD System Management Unit\uff08SMU\uff09\u662f\u7f8e\u56fdAMD\u516c\u53f8\u7684\u4e00\u4e2a\u7cfb\u7edf\u7ba1\u7406\u5355\u5143\u3002\r\n\r\nAMD System Management Unit\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u5145\u5206\u68c0\u67e5System Management Unit (SMU)\u4e2d\u4e0ePCIE\u76f8\u5173\u7684\u7ed1\u5b9a\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "AMD System Management Unit\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "AMD System Management Unit"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-26372",
  "serverity": "\u4e2d",
  "submitTime": "2022-05-13",
  "title": "AMD System Management Unit\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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