!security hole in #LZO / #LZ4 based compression including #Linux kernel http://url.federati.net/dS9Vz remote code execution on #FFMPEG / #libAV All users of FFmpeg, Libav, and projects that depend on them, should consider themselves at risk to remote code execution. Period. Please update your software from the FFmpeg and Libav websites, or refrain from using these applications until your distribution has an adequate patch.