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5 Commits

Author SHA1 Message Date
Michael Niedermayer
40348637be avformat/moflex: Check pkt_size 
Fixes: Timeout (>20sec -> 1ms)
Fixes: 26527/clusterfuzz-testcase-minimized-ffmpeg_dem_MOFLEX_fuzzer-6308307310215168

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-11-22 17:45:17 +01:00
Michael Niedermayer
acd735efaf avformat/moflex: Check m->size before seeking 
Fixes: Infinite loop
Fixes: 26016/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6195663833137152

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-10-04 16:54:11 +02:00
Michael Niedermayer
dfbea7b210 avformat/moflex: Check pop_int() for overflow 
Fixes: signed integer overflow: 2 * 2132811776 cannot be represented in type 'int'
Fixes: 25722/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6221704077246464

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-09-21 11:56:54 +02:00
Paul B Mahol
cd67bf2a28 avformat/moflex: make seeking more useful 2020-09-13 16:05:01 +02:00
Paul B Mahol
0a30683a01 avformat: add moflex demuxer 2020-09-03 18:10:28 +02:00