Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The decode_ihdr_chunk function in libavcodec/pngdec.c in FFMpeg before 2.1.6, 2.2.x through 2.3.x, and 2.4.x before 2.4.4 allows remote attackers to cause a denial of service (out-of-bounds heap access) and possibly have other unspecified impact via an IDAT before an IHDR in a PNG file.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
FFmpeg‘decode_ihdr_chunk’函数安全漏洞
Vulnerability 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的libavcodec/pngdec.c文件中的‘decode_ihdr_chunk’函数存在安全漏洞。远程攻击者可借助PNG文件中的IHDR和IDAT排序利用该漏洞造成拒绝服务（越边界堆访问）。以下版本受到影响：FFMpeg 2.1.6之前版本，2.2.x版本至2.3.x版本，2.4.4之前2.4.x版本。
CVSS Information
N/A
Vulnerability Type
N/A