| Package | Affected versions | Patched versions |
|---|---|---|
| ffmpeg | = 2.8= 4.2.3 |
FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.
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