cnvd - cnvd-2021-28376

cnvd-2021-28376

Vulnerability from cnvd

Title: FFmpeg缓冲区溢出漏洞（CNVD-2021-28376）

Description:

FFmpeg是一套可以用来记录、转换数字音频、视频，并能将其转化为流的开源计算机程序，采用LGPL或GPL许可证。

FFmpeg 4.3及更早版本中的libavcodec存在缓冲区溢出漏洞。攻击者可通过特制文件利用该漏洞实现远程代码执行。

Severity: 中

Patch Name: FFmpeg缓冲区溢出漏洞（CNVD-2021-28376）的补丁

Patch Description:

FFmpeg是一套可以用来记录、转换数字音频、视频，并能将其转化为流的开源计算机程序，采用LGPL或GPL许可证。

FFmpeg 4.3及更早版本中的libavcodec存在缓冲区溢出漏洞。攻击者可通过特制文件利用该漏洞实现远程代码执行。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://trac.ffmpeg.org/ticket/8845

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-30123

Impacted products

Name
FFmpeg Ffmpeg <=4.3

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-30123",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-30123"
    }
  },
  "description": "FFmpeg\u662f\u4e00\u5957\u53ef\u4ee5\u7528\u6765\u8bb0\u5f55\u3001\u8f6c\u6362\u6570\u5b57\u97f3\u9891\u3001\u89c6\u9891\uff0c\u5e76\u80fd\u5c06\u5176\u8f6c\u5316\u4e3a\u6d41\u7684\u5f00\u6e90\u8ba1\u7b97\u673a\u7a0b\u5e8f\uff0c\u91c7\u7528LGPL\u6216GPL\u8bb8\u53ef\u8bc1\u3002\n\nFFmpeg 4.3\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684libavcodec\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u73b0\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\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://trac.ffmpeg.org/ticket/8845",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-28376",
  "openTime": "2021-04-15",
  "patchDescription": "FFmpeg\u662f\u4e00\u5957\u53ef\u4ee5\u7528\u6765\u8bb0\u5f55\u3001\u8f6c\u6362\u6570\u5b57\u97f3\u9891\u3001\u89c6\u9891\uff0c\u5e76\u80fd\u5c06\u5176\u8f6c\u5316\u4e3a\u6d41\u7684\u5f00\u6e90\u8ba1\u7b97\u673a\u7a0b\u5e8f\uff0c\u91c7\u7528LGPL\u6216GPL\u8bb8\u53ef\u8bc1\u3002\r\n\r\nFFmpeg 4.3\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684libavcodec\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u73b0\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\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-2021-28376\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "FFmpeg Ffmpeg \u003c=4.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-30123",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-08",
  "title": "FFmpeg\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-28376\uff09"
}

CVE-2021-30123 (GCVE-0-2021-30123)

Vulnerability from cvelistv5

Published

2021-04-07 19:16

Modified

2024-08-03 22:24

Severity ?

CWE

Summary

FFmpeg <=4.3 contains a buffer overflow vulnerability in libavcodec through a crafted file that may lead to remote code execution.

References

▼	URL	Tags
	https://trac.ffmpeg.org/ticket/8845	x_refsource_MISC
	http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=d6f293353c94c7ce200f6e0975ae3de49787f91f	x_refsource_MISC
	https://trac.ffmpeg.org/ticket/8863	x_refsource_MISC
	https://security.gentoo.org/glsa/202105-24	vendor-advisory, x_refsource_GENTOO

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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