Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
libavcodec/pngdec.c in FFmpeg before 2.4.2 accepts the monochrome-black format without verifying that the bits-per-pixel value is 1, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted PNG data.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
FFmpeg 数字错误漏洞
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 2.4.1及之前版本的libavcodec/pngdec.c文件中存在安全漏洞，该漏洞源于程序设置monochrome-black格式时没有验证bits-per-pixel值是否为1。远程攻击者可借助特制的PNG数据利用该漏洞造成拒绝服务（越边界访问）。
CVSS Information
N/A
Vulnerability Type
N/A