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12 Commits

Author SHA1 Message Date
Michael Niedermayer e69106e70c avformat/vividas: Check for input length in get_v() 
Fixes: out of array read
Fixes: 15286/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5658245101780992

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-07-08 09:50:00 +02:00
Michael Niedermayer d8716e3df9 avformat/vividas: check length in read_vblock() 
Fixes: out of array access
Fixes: 15166/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5731062396747776

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-06-25 13:30:09 +02:00
Michael Niedermayer 01d8c72b95 avformat/vividas: reduce keybits to require half the space 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-06-21 18:28:00 +02:00
Michael Niedermayer 8c6c2747bc avformat/vividas: Fix invalid shift in decode_key() 
Fixes: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 15118/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5740230004441088

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-06-21 18:28:00 +02:00
Carl Eugen Hoyos 4d8875ec23 lavf: Constify the probe function argument. 
Reviewed-by: Lauri Kasanen
Reviewed-by: Tomas Härdin
 2019-03-21 11:42:17 +01:00
Carl Eugen Hoyos 01db03f158 lavf/vividas: Support demuxing on big-endian hardware. 2018-12-28 00:20:47 +01:00
Carl Eugen Hoyos 17aed996bc lavf/vividas: Do not increase extradata_size after allocation. 
Avoids a crash in avcodec_parameters_from_context().
 2018-12-28 00:20:41 +01:00
Paul B Mahol d62cb29716 avformat/vividas: check if viv->sb_pb is not NULL 2018-12-22 13:36:36 +01:00
Paul B Mahol e9909fe194 avformat/vividas: check if size is enough big in xor_block 2018-12-22 11:14:39 +01:00
Paul B Mahol 14c2f7f652 avformat/vividas: fix undefined behaviour 2018-12-22 11:14:21 +01:00
Paul B Mahol 297e65c676 avformat/vividas: check if value from ffio_read_varlen() is too big 2018-12-22 11:14:21 +01:00
Paul B Mahol d06aae732c avformat: add vividas demuxer 2018-12-20 19:32:27 +01:00