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I. Basic Information for CVE-2018-7557
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The decode_init function in libavcodec/utvideodec.c in FFmpeg 2.8 through 3.4.2 allows remote attackers to cause a denial of service (Out of array read) via an AVI file with crafted dimensions within chroma subsampling data.
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
FFmpeg 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FFmpeg是FFmpeg（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 3.4.2及之前的版本中的libavcodec/utvideodec.c文件的‘decode_init’函数存在缓冲区错误漏洞。远程攻击者可借助AVI文件利用该漏洞造成拒绝服务（数组越界读取）。
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
VendorProductAffected VersionsCPESubscribe
-n/a n/a -
II. Public POCs for CVE-2018-7557
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III. Intelligence Information for CVE-2018-7557
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IV. Related Vulnerabilities
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Same vendor: n/a
V. Comments for CVE-2018-7557

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