cnvd-2019-02946
Vulnerability from cnvd
Title
FFmpeg realmedia demuxer内存错误引用漏洞
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。realmedia demuxer是其中的一个视、音频分离器。 FFmpeg commit a7e032a277452366771951e29fd0bf2bd5c029f0之前版本中的realmedia demuxer存在内存错误引用漏洞。攻击者可借助特制的RM文件利用该漏洞读取堆内存。
Severity
中
Patch Name
FFmpeg realmedia demuxer内存错误引用漏洞的补丁
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。realmedia demuxer是其中的一个视、音频分离器。 FFmpeg commit a7e032a277452366771951e29fd0bf2bd5c029f0之前版本中的realmedia demuxer存在内存错误引用漏洞。攻击者可借助特制的RM文件利用该漏洞读取堆内存。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

厂商已发布漏洞修复程序，请及时关注更新： https://github.com/FFmpeg/FFmpeg/commit/a7e032a277452366771951e29fd0bf2bd5c029f0

Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-1999013
Impacted products
Name
FFmpeg Ffmpeg <commit a7e032a277452366771951e29fd0bf2bd5c029f0
Show details on source website

To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "104896"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-1999013"
    }
  },
  "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\u3002realmedia demuxer\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u89c6\u3001\u97f3\u9891\u5206\u79bb\u5668\u3002\n\nFFmpeg commit a7e032a277452366771951e29fd0bf2bd5c029f0\u4e4b\u524d\u7248\u672c\u4e2d\u7684realmedia demuxer\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684RM\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u8bfb\u53d6\u5806\u5185\u5b58\u3002",
  "discovererName": "Paul Ch",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/FFmpeg/FFmpeg/commit/a7e032a277452366771951e29fd0bf2bd5c029f0",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-02946",
  "openTime": "2019-01-25",
  "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\u3002realmedia demuxer\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u89c6\u3001\u97f3\u9891\u5206\u79bb\u5668\u3002\r\n\r\nFFmpeg commit a7e032a277452366771951e29fd0bf2bd5c029f0\u4e4b\u524d\u7248\u672c\u4e2d\u7684realmedia demuxer\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684RM\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u8bfb\u53d6\u5806\u5185\u5b58\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 realmedia demuxer\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "FFmpeg Ffmpeg \u003ccommit a7e032a277452366771951e29fd0bf2bd5c029f0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-1999013",
  "serverity": "\u4e2d",
  "submitTime": "2018-07-24",
  "title": "FFmpeg realmedia demuxer\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}


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