FFmpeg 2.x allows remote attackers to conduct cross-origin attacks and read arbitrary files by using the concat protocol in an HTTP Live Streaming (HLS) M3U8 file, leading to an external HTTP request in which the URL string contains the first line of a local file.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade ffmpeg | Aug 30, 2017 | Jan 14, 2016 |
| Debian | — | Upgrade ffmpegUpgrade libav | Mar 8, 2016 | Jan 14, 2016 |
| Ffmpeg | — | Upgrade to FFmpeg version 2.4.13Upgrade to FFmpeg version 2.5.10Upgrade to FFmpeg version 2.7.5Upgrade to FFmpeg version 2.6.7Upgrade to FFmpeg version 2.8.5 | Sep 29, 2017 | Jan 15, 2016 |
| Freebsd | — | Upgrade mplayerUpgrade mencoderUpgrade ffmpeg | Dec 10, 2025 | Jan 17, 2016 |
| Gentoo Linux | — | Upgrade media-video/libav.Upgrade media-video/ffmpeg. | Oct 30, 2017 | Jan 14, 2016 |
| Suse | — | Upgrade libavresample3Upgrade libavresample-develUpgrade libavfilter6Upgrade libavutil-develUpgrade libpostproc-develUpgrade libavcodec-develUpgrade libavformat57Upgrade libswscale-develUpgrade libswresample2Upgrade libswscale4Upgrade libavformat-develUpgrade libavutil55Upgrade libpostproc54Upgrade libswresample-develUpgrade libavcodec57Upgrade libavdevice57Upgrade ffmpeg | Feb 2, 2016 | Jan 14, 2016 |
| Ubuntu | — | Upgrade libavcodec53Upgrade libavformat53 | Apr 4, 2016 | Jan 14, 2016 |
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