ffmpeg/libavformat
Michael Niedermayer c379893ebe
avformat/concatdec: Check file
Fixes: null pointer dereference
Fixes: -stream_loop 1 -ss 00:00:05 -i zgclab/ffmpeg_crash/poc2 -codec:v copy -codec:a aac -y output.mp4

Found-by: Wang Dawei and Zhou Geng, from Zhongguancun Laboratory
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a5d1497f33afa17b6a3578b66638e69bf8a558de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-06-13 11:22:07 +02:00
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