cnvd-2021-74087
Vulnerability from cnvd

Title: Ffmpeg缓冲区溢出漏洞（CNVD-2021-74087）

Description:

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。

Ffmpeg存在安全漏洞，允许攻击者可利用该漏洞造成拒绝服务或其他未指定的影响。

Severity: 中

Patch Name: Ffmpeg缓冲区溢出漏洞（CNVD-2021-74087）的补丁

Patch Description:

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。

Ffmpeg存在安全漏洞，允许攻击者可利用该漏洞造成拒绝服务或其他未指定的影响。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/dd01947397b98e94c3f2a79d5820aaf4594f4d3b

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-20893

Impacted products
Name
FFmpeg FFmpeg 4.2.1
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-20893"
    }
  },
  "description": "FFmpeg\u662fFFmpeg\u56e2\u961f\u7684\u4e00\u5957\u53ef\u5f55\u5236\u3001\u8f6c\u6362\u4ee5\u53ca\u6d41\u5316\u97f3\u89c6\u9891\u7684\u5b8c\u6574\u89e3\u51b3\u65b9\u6848\u3002\n\nFfmpeg\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\u5176\u4ed6\u672a\u6307\u5b9a\u7684\u5f71\u54cd\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://git.ffmpeg.org/gitweb/ffmpeg.git/commit/dd01947397b98e94c3f2a79d5820aaf4594f4d3b",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-74087",
  "openTime": "2021-09-27",
  "patchDescription": "FFmpeg\u662fFFmpeg\u56e2\u961f\u7684\u4e00\u5957\u53ef\u5f55\u5236\u3001\u8f6c\u6362\u4ee5\u53ca\u6d41\u5316\u97f3\u89c6\u9891\u7684\u5b8c\u6574\u89e3\u51b3\u65b9\u6848\u3002\r\n\r\nFfmpeg\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\u5176\u4ed6\u672a\u6307\u5b9a\u7684\u5f71\u54cd\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": "Ffmpeg\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-74087\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "FFmpeg FFmpeg 4.2.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-20893",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-23",
  "title": "Ffmpeg\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-74087\uff09"
}


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