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Michael Niedermayer
ffc6af3157 swscale/slice: Fix wrong return on error 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7874d40f10)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
3908552840 swscale/slice: Check slice for allocation failure 
Fixes: null pointer dereference
Fixes: alloc_slice.mp4

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 997f9cfc12)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
eed7a662af avformat/matroskadec: Fix handling of huge default durations 
Fixes: negation of -9223372036854775808 cannot be represented in type 'int64_t' (aka 'long'); cast to an unsigned type to negate this value to itself
Fixes: 33997/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6752039691485184

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 343d950a4a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
3631197f67 avcodec/lpc: check for zero err in normalization in compute_lpc_coefs() 
Fixes: floating point division by 0
Fixes: Ticket8213

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 70874e024a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
fdff986dc4 avformat/ftp: Check for av_strtok() failure 
Fixes: CID1396258 Dereference null return value

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9d40782088)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
5878ac1007 tools/cws2fws: Check read() for failure 
Fixes: CID1452579 Argument cannot be negative

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0b3cdd7cc2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
5246201182 avcodec/cpia: Fix missing src_size update 
Fixes: out of array read
Fixes: 35210/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CPIA_fuzzer-5669199688105984

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cea05864e6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
9b6158958c avcodec/clearvideo: Check tile_size to be not too large 
Fixes: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 35023/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CLEARVIDEO_fuzzer-6740166587842560

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 11fac9613e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
2beb60777f avcodec/utils: Use 64bit for intermediate in AV_CODEC_ID_ADPCM_THP* duration calculation 
Fixes: signed integer overflow: 486539264 * 14 cannot be represented in type 'int'
Fixes: 35281/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-6068262742917120

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 00ae9b77ef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
fd21f6a0cc avformat/rmdec: Check old_format len for overflow 
Maybe such large values could be disallowed earlier and closer to where
they are set.

Fixes: signed integer overflow: 538976288 * 8224 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-6704350354341888

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 06d174e289)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
c7678193cf avformat/realtextdec: Check the pts difference before using it for the duration computation 
Fixes: signed integer overflow: 5404200000 - -9223372031709351616 cannot be represented in type 'long'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_REALTEXT_fuzzer-6737340551790592

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fe12aa6890)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
14b04b9fd6 avformat/qcp: Avoid negative nb_rates 
Fixes: signed integer overflow: 2 * -1725947872 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_QCP_fuzzer-6726807632084992

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1b865cc703)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
2c9e43e7f8 avformat/nutdec: Check tmp_size 
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6739990530883584

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1ca00b5e44)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
2b11977c9e avformat/msf: Check that channels doesnt overflow during extradata construction 
Fixes: signed integer overflow: 2048 * 1122336 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MSF_fuzzer-6726959600107520

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a1a277926b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
dea3933dd5 avformat/mpc8: Check for position overflow in mpc8_handle_chunk() 
Fixes: signed integer overflow: 15 + 9223372036854775796 cannot be represented in type 'long'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6723520756318208
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6739833034768384

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8ef25d1182)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
b38d513080 avformat/iff: Use 64bit in duration computation 
Fixes: signed integer overflow: 588 * 16719904 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-6748331936186368

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 93d964689c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
a059124e84 avformat/dxa: Check fps to be within the supported range more precissely 
Fixes: negation of -2147483648 cannot be represented in type 'int32_t' (aka 'int'); cast to an unsigned type to negate this value to itself
Fixes: assertion failure
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_DXA_fuzzer-6744985740378112

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6ea494befc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
459a60c3b1 avcodec/iff: Only write palette to plane 1 if its PAL8 
Fixes: null pointer passed as argument 1, which is declared to never be null
Fixes: 33791/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5107575256383488.fuzz

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 216eb60b85)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
d358379349 avformat/tta: Check for EOF in index reading loop 
Fixes: OOM
Fixes: 33585/clusterfuzz-testcase-minimized-ffmpeg_dem_TTA_fuzzer-4564665830080512

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b72d657b73)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
37449dfb92 Update missed irc links 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c067d20177)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
81a32fe24e avformat/rpl: The associative law doesnt hold for signed integers in C 
Add () to avoid undefined behavior
Fixes: signed integer overflow: 9223372036854775790 + 57 cannot be represented in type 'long'
Fixes: 34983/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5765822923538432

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 480f11bdd7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
386190d873 avcodec/faxcompr: Check available bits in decode_uncompressed() 
Fixes: Timeout
Fixes: 34950/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5686764151898112
Fixes: 34966/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4587409334468608

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ff56c139e0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
791d33c57a avcodec/faxcompr: Check if bits are available before reading in cmode == 9 || cmode == 10 
Fixes: Timeout
Fixes: 34950/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5686764151898112

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7d8421e3d5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
b2c565a40c avcodec/utils: do "calc from frame_bytes, channels, and block_align" in 64bit 
Fixes: signed integer overflow: 104962766 * 32 cannot be represented in type 'int'
Fixes: 33614/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-6252129036664832

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3447979d08)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
e6799156d8 avcodec/ttadata: Add sentinel at the end of ff_tta_shift_1 
Fixes: out of array access
Fixes: 34933/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TTA_fuzzer-5629322560929792

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dbbcfbcc4e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
c9b39340f9 avformat/mov: Check for duplicate mdcv 
Fixes: memleak
Fixes: 34932/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5456227658235904

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f54d85cee6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
5498836d7d avfilter/vf_dctdnoiz: Check threads 
Fixes: floating point division by 0
Fixes: Ticket 8269

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4a3917c02c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
5625dc1f32 avfilter/vf_ciescope: Fix undefined behavior in rgb_to_xy() with black 
Fixes: floating point division by 0
Fixes: undefined behavior in handling NaN
Fixes: Ticket 8268

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3d500e62f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
d9c4cfba9f avformat/rpl: Check for EOF and zero framesize 
Fixes: Infinite loop
Fixes: 34751/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5439330800762880
Fixes: 34774/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5851571660390400

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a0a4a527c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
68765c25cd avcodec/vc2enc: Check for non negative slice bounds 
Fixes: invalid shifts
Fixes: Ticket 8221

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f7862e8268)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
97d0d3ae61 avformat/rpl: Use 64bit in bitrate computation and check it 
Fixes: signed integer overflow: 777777776 * 4 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-6726188921913344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 29b244ffc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
d2e90cde29 avcodec/svq1enc: Do not print debug RD value before it has been computed 
Avoids floating point division by 0

Fixes: Ticket8191

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c297f7e57a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
b2094c5415 avcodec/aacpsy: Check bandwidth 
Fixes: Ticket8011

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 36dead4bc2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
8b67497df0 avcodec/aacenc: Do not divide by lambda_count if it is 0 
Avoids Floating point division by 0

Fixes: Ticket8011

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c520b98691)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
9546b0a9d3 avcodec/aacenc: Use FLT_EPSILON for lambda minimum 
(cherry picked from commit 4b89cf7aa4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
5b15e02fa4 avformat/cinedec: Fix index_entries size check 
Fixes: out of array access
Fixes: 29868/clusterfuzz-testcase-minimized-ffmpeg_dem_CINE_fuzzer-5692001957445632

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
b5ffefdd61 avfilter/vf_yadif: Fix handing of tiny images 
Fixes: out of array access
Fixes: Ticket8240
Fixes: CVE-2020-22021

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7971f62120)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
c7da0dad1f avfilter/vf_vmafmotion: Check dimensions 
Fixes: out of array access
Fixes: Ticket8241
Fixes: Ticket8246
Fixes: CVE-2020-22019
Fixes: CVE-2020-22033

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 82ad1b7675)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
14e172600e avformat/movenc: Check pal_size before use 
Fixes: assertion failure
Fixes: out of array read
Fixes: Ticket8190
Fixes: CVE-2020-22015

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4c1afa2925)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
9dd54c28df avcodec/lpc: Avoid floating point division by 0 
Fixes: Ticket7996
Fixes: CVE-2020-20445

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 38d18fb578)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
b290d6b41e avcodec/aacpsy: Avoid floating point division by 0 of norm_fac 
Fixes: Ticket7995
Fixes: CVE-2020-20446

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 223b5e8ac9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
e431babf71 avcodec/aacenc: Avoid 0 lambda 
Fixes: Ticket8003
Fixes: CVE-2020-20453

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a7a7f32c8a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
892f0ac5b2 avcodec/exr: x/ymax cannot be INT_MAX 
The code uses x/ymax + 1 so the maximum is INT_MAX-1

Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 33158/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5545462457303040

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 48342aa075)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
69ef25f012 avformat/avio: Check av_opt_copy() for failure 
Fixes: CID1477416 Unchecked return value

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f8611ae1ef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
f2685c9ec3 avcodec/clearvideo: Check for 0 tile_shift 
Fixes: shift exponent -1 is negative
Fixes: 33401/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CLEARVIDEO_fuzzer-5908683596890112

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 63e75e09ae)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
9ce7856341 avcodec/vc1: Check remaining bits in ff_vc1_parse_frame_header() 
Fixes: Timeout
Fixes: 33156/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMV3_fuzzer-6259655027326976

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 38c4761588)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
ed99d350bc avformat/mov: Ignore duplicate CoLL 
Fixes: memleak
Fixes: 32146/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5377612845285376

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9548dc74d8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
e7dc9e1d25 avformat/mov: Limit nb_chapter_tracks to input size 
Fixes: Timeout (15k loop iterations instead of 400m)
Fixes: 31368/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6601583174483968

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 299a56c900)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
3dd661bf7b avformat/utils: Use 64bit earlier in r_frame_rate check 
Fixes: signed integer overflow: 1406796319 * 2 cannot be represented in type 'int'
Fixes: 32777/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5632576913014784

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 578633fc1a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
80937873d5 avformat/mvdec: Check sample rate in parse_audio_var() 
Fixes: signed integer overflow: -635424002382840000 * 16 cannot be represented in type 'long'
Fixes: 33612/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5704741108711424

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0ff60249a5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00