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Author SHA1 Message Date
Michael Niedermayer
fd7d3d6043 avformat/iff: Check block align also for ID_MAUD 
Fixes: Timeout & OOM
Fixes: 28701/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5185094964871168
Fixes: 29116/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-4874284795297792

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 b17ffe8f8f30ba03901bcf7caa6c523e874e8fde)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
03cc7590a9 avcodec/utils: Check for integer overflow in get_audio_frame_duration() for ADPCM_DTK 
Fixes: signed integer overflow: 131203586 * 28 cannot be represented in type 'int'
Fixes: 26817/clusterfuzz-testcase-minimized-ffmpeg_dem_MSF_fuzzer-6296902548848640

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 2488ba85a0fa5ee4125888258d3d95ce3f03bbb6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
f897515f5f avformat/fitsdec: Better size checks 
Fixes: out of array access
Fixes: 26819/clusterfuzz-testcase-minimized-ffmpeg_dem_FITS_fuzzer-5634559355650048
Fixes: 26820/clusterfuzz-testcase-minimized-ffmpeg_dem_FITS_fuzzer-5760774955597824
Fixes: 27379/clusterfuzz-testcase-minimized-ffmpeg_dem_FITS_fuzzer-5129775942991872.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 14bbb6bb30a6053e82f865c2d69d1a4dd2297fc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
5a2d068627 avformat/mxfdec: Fix integer overflow in next position in mxf_read_local_tags() 
Fixes: signed integer overflow: 9223372036854775723 + 8192 cannot be represented in type 'long'
Fixes: 29072/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-4812604904177664

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 d3d9b1fc8e2dfc8b4d66c9916ab7221062ff4660)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
d287614620 avformat/avidec: dv does not support palettes 
Fixes: memleak
Fixes: 26937/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-5763003338981376

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 1b373b41d940e3058cdfb3d17703e23ed665353c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
41d3d169b4 libavformat/utils: consider avio_size() failure in ffio_limit() 
Fixes: Timeout (>20sec -> 3ms)
Fixes: 26918/clusterfuzz-testcase-minimized-ffmpeg_dem_THP_fuzzer-5750425191710720

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 1b1dac2716d713dfd6949b7eb4a3c18c16f1faf6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
1f29e97714 avformat/nistspheredec: Check bits_per_coded_sample and channels 
Fixes: signed integer overflow: 80 * 92233009 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_NISTSPHERE_fuzzer-6669100654919680

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 60770a50fba0d47203d417b048b37d314918085d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
21b22a76d6 avformat/asfdec_o: Check size vs. offset in detect_unknown_subobject() 
Fixes: signed integer overflow: 2314885530818453566 + 7503032301549264928 cannot be represented in type 'long'
Fixes: 26639/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_O_fuzzer-6024222100684800

Alternatively this could be ignored but then the end condition of the loop
would be hard to reach as avio_tell() is int64_t

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 0bee216ad454dd7238a03dd9a76428cc6c3233cc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
13c058d51c avformat/utils: check for integer overflow in av_get_frame_filename2() 
Fixes: signed integer overflow: 317316873 * 10 cannot be represented in type 'int'
Fixes: 24708/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5731180885049344

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 03c479ce236955fc329c7f9f4765ee1ec256bb73)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
3cd7db6c4f avutil/timecode: Avoid undefined behavior with large framenum 
Fixes: signed integer overflow: 2147462079 + 2149596 cannot be represented in type 'int'
Fixes: 27565/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5091972813160448

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 1b1905739638c22b476c99c679b41f29fa00bf07)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
2e239cbcb8 avformat/sbgdec: Reduce the amount of floating point in str_to_time() 
Fixes: 1e+75 is outside the range of representable values of type 'long'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-6626834808700928

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ac6c8993f79eaefb76e1fdf0eef5373ab3a46a4e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
4f4d738dea avformat/mxfdec: Free all types for both Descriptors 
Fixes: memleak
Fixes: 26352/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5201158714687488

Suggested-by: Tomas Härdin <tjoppen@acc.umu.se>
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 88519be8db66811e203408b413d9039ac9c3fe91)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
26c82e3038 uavformat/rsd: check for EOF in extradata 
Fixes: OOM
Fixes: 26503/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-6530816735444992

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 7186ec88b98bc589f1403985ab10cc7f77461ec8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
63ea2114e3 avcodec/wmaprodec: Check packet size 
Fixes: left shift of negative value -25824
Fixes: 27754/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XMA2_fuzzer-5760255962906624

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 69aeba8a19ac2fa6e1c9bdfb19229b513f314bb1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
226aa33f06 avcodec/alsdec: Fix integer overflow with quant_cof 
Fixes: signed integer overflow: -210824 * 16384 cannot be represented in type 'int'
Fixes: 28670/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5682310846480384

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 7ce40dde03ea56684f2cb6b40991a90bc38c3ad9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
c9b74bbec2 avformat/mpegts: Fix argument type for av_log 
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 654b21ef176a807bf4e8359a4ed52c629d766100)
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
607098b74a avformat/cafdec: clip sample rate 
Fixes: 1.21126e+111 is outside the range of representable values of type 'int'
Fixes: 27398/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-5412960339755008

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 684aec6a6872c9e3bb0afee1979f1cd3edd1f8ce)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
6e093adccc avcodec/ffv1dec: Fix off by 1 error with quant tables 
Fixes: assertion failure
Fixes: 28447/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFV1_fuzzer-5369575948550144

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>
(cherry picked from commit 5cae71d2b722d0beed4d46f189db42fbb57d877b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
3049331a49 avformat/mpegts: Increase pcr_incr width to 64bit 
Fixes: division by zero
Fixes: 26459/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-5666350112178176
Fixes: 28154/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-5195728439476224

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ef7b117b7be8a81d6b245cadf096cbe4b1a12987)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
6c179e5933 avcodec/utils: Check bitrate for overflow in get_bit_rate() 
Fixes: signed integer overflow: 617890810133996544 * 16 cannot be represented in type 'long'
Fixes: 26565/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5092054700654592

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 8aadae670f28b88e94770262cd1136562bdb2f45)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
8a3b513aa7 avformat/mov: Check if hoov is at the end 
Fixes: Timeout, probably infinite loop
Fixes: 26559/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5391165484171264

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 0afbaabdca2730d3f8d88719d64802d50b92d351)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
339f357bbc avcodec/hevc_ps: check scaling_list_dc_coef 
Fixes: signed integer overflow: 2147483640 + 8 cannot be represented in type 'int'
Fixes: 28449/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5686013259284480

Reviewed-by: James Almer <jamrial@gmail.com>
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 f1700bd8bb983bb3b56c3a1f8b9078cb62a44f65)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
eeb387c9a5 avformat/iff: Check data_size 
Fixes: infinite loop
Fixes: 27834/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5694930919620608

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 001bc594d82f3df67a6e96c6ea022f4e39002385)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
38e6692a31 avformat/matroskadec: Sanity check codec_id/track type 
Fixes: memleak
Fixes: 27766/clusterfuzz-testcase-minimized-ffmpeg_dem_MATROSKA_fuzzer-5198300814508032

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 7b88dd8f0cb48b46f3178d274a9117a3d2307f4e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
f817e1396e avformat/rpl: Check the number of streams 
Fixes: out of memory access
Fixes: 27787/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-4743666463408128.fuzz

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>
(cherry picked from commit 0677bdb1f522d0d25b47bca3d8e09ece83083678)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
d4eaf3346f avcodec/h264idct_template: Fix integer overflow in ff_h264_chroma422_dc_dequant_idct() 
Fixes: signed integer overflow: -2105540608 - 2105540608 cannot be represented in type 'int'
Fixes: 26870/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5656647567147008

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 51dfd6f1bdb03bfc7574b12e921fb3b8639ba5cf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
6996bf684e avformat/dsfdec: Check block_align more completely 
Fixes: infinite loop
Fixes: 26865/clusterfuzz-testcase-minimized-ffmpeg_dem_DSF_fuzzer-5649473830912000

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 65b8974d54455adc7a462f0f7385b76e1d08101c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
a8584c6cbf avformat/mpc8: Check remaining space in mpc8_parse_seektable() 
Fixes: Fixes infinite loop
Fixes: 26704/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6327056939614208

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 4f66dd13d08d063e2748d172239df595078ff624)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
7dcf0f1ebb avformat/id3v2: Sanity check tlen before alloc and uncompress 
Fixes: Timeout (>20sec -> 65ms)
Fixes: 26896/clusterfuzz-testcase-minimized-ffmpeg_dem_DAUD_fuzzer-5691024049176576
Fixes: 27627/clusterfuzz-testcase-minimized-ffmpeg_dem_AEA_fuzzer-4907019324358656

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 d7f87a4b9ef18a9846439b7787874cc11e5940de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
8d4d02c13a avformat/vqf: Check len for COMM chunks 
Fixes: Infinite loop
Fixes: 26696/clusterfuzz-testcase-minimized-ffmpeg_dem_VQF_fuzzer-5648269168082944

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 a834af133b1fe8f29b4075808710ffd98abcac40)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
9a523ef89f avcodec/hevc_cabac: Limit value in coeff_abs_level_remaining_decode() tighter 
The max depth is 16bps, the max allowed coefficient depth is depth+6
Fixes: signed integer overflow: 1074266112 + 1073725439 cannot be represented in type 'int'
Fixes: 26493/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5657763331702784

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 7cf852b03c3ae6b61f89614371d2cb308d0b7f86)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
9b82853d3c avformat/cafdec: Check the return code from av_add_index_entry() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9dc3301745d8271ae3ba0f1b998d8e6a0aa01bc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
a0f3a049e6 avformat/cafdec: Check for EOF in index read loop 
Fixes: OOM
Fixes: 27398/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-541296033975500

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 eb46939e3ab3e0e4df69486b1a037bffc50493bd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
f7fe3969ef avformat/cafdec: Check that bytes_per_packet and frames_per_packet are non negative 
These fields are not signed in the spec (1.0) so they cannot be negative
Changing bytes_per_packet to unsigned would not solve this as it is exported
as block_align which is signed

Fixes: Infinite loop
Fixes: 26492/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-5632087614554112

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 5eed718087f2ba307a3d1d294016d2ebae9230f3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
3293cf065e avformat/mpc8: correct integer overflow in mpc8_parse_seektable() 
Fixes: signed integer overflow: -4683718486770919638 * 2 cannot be represented in type 'long'
Fixes: 26704/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6327056939614208
Fixes: 27550/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6259212652642304

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 0897402ac8a2045691395380a9fd2ea88c0d3798)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
9162b1a60d avformat/mpc8: correct 32bit timestamp truncation 
Fixes: left shift of 65536 by 15 places cannot be represented in type 'int'
Fixes: 26801/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-5164313092030464

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 ad3e495657eaa24cba9251c2379797c208998201)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
00115573e3 avcodec/exr: Check ymin vs. h 
Fixes: out of array access
Fixes: 26532/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5613925708857344
Fixes: 27443/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5631239813595136

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 3e5959b3457f7f1856d997261e6ac672bba49e8b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
caefd7a3ba avformat/avs: Use 64bit for the avio_tell() output 
Fixes: signed integer overflow: 9223372036854775807 - -1 cannot be represented in type 'long'
Fixes: 26549/clusterfuzz-testcase-minimized-ffmpeg_dem_AVS_fuzzer-4844306424397824

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 1278f117d75ab9238ef181ba29b31c6ea569571b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
9ca75063ea avformat/wavdec: More complete size check in find_guid() 
Fixes: signed integer overflow: 9223372036854775807 + 8 cannot be represented in type 'long'
Fixes: 27341/clusterfuzz-testcase-minimized-ffmpeg_dem_W64_fuzzer-5442833206738944

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 a207df2acb92d6366ab2f0f18ba35709066b8eec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
b9df29a393 avformat/iff: Check size before skip 
Fixes: Infinite loop
Fixes: 27292/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5731168991051776

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 8b50e8bc2975fad85e0713e05940ee9ecb5e8a18)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
5515c34baf avformat/rmdec: Check for EOF in index packet reading 
Fixes: Timeout(>10sec -> 1ms)
Fixes: 27284/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-6304211110985728

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 ebf4bc629e6d0dbb4bb6725849bdd06456e4c8af)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
ea83351a49 avformat/icodec: Check for zero streams and stream creation failure 
Fixes: NULL pointer dereference
Fixes: 26814/clusterfuzz-testcase-minimized-ffmpeg_dem_ICO_fuzzer-5758487797432320

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 b33233bd53f74f94f4cd7be0645a99a9549a913e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
ee7cdaaa3f avformat/icodec: Factor failure code out in read_header() 
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 27ee67c00f4402030af3b7477dd5088464d31d80)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
1703863faa avformat/bintext: Check width 
Fixes: division by 0
Fixes: 26780/clusterfuzz-testcase-minimized-ffmpeg_dem_ADF_fuzzer-5117945027756032
Fixes: 26998/clusterfuzz-testcase-minimized-ffmpeg_dem_ADF_fuzzer-5119352359354368

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 f6dc285fb5f30406b275b968ee438a738da799d1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
3dc3b95910 avformat/sbgdec: Check that end is not before start 
Fixes: signed integer overflow: -9223372036854775808 + -5279949906739200 cannot be represented in type 'long'
Fixes: 26908/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-6329610851319808

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9ef60a66f1f155605049402415bd901c8baf1a24)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
3454254eb4 avformat/lvfdec: Check stream_index before use 
Fixes: assertion failure
Fixes: 26905/clusterfuzz-testcase-minimized-ffmpeg_dem_LVF_fuzzer-5724267599364096.fuzz

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>
(cherry picked from commit b1d99ab14f2fd273e678dcb618dabfb38aab91b6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
78f990e9bd avformat/au: cleanup on EOF return in au_read_annotation() 
Fixes: memleak
Fixes: 26841/clusterfuzz-testcase-minimized-ffmpeg_dem_AU_fuzzer-5174166309044224
Regression since: e680d50eb4feddafb2d8575b21fc5fc8764f4801
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

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 d16974c3dd3a05900aa080ea0729284aea358d10)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
bec8415990 avformat/mpegts: Limit copied data to space 
Fixes: out of array access
Fixes: 26816/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-6282861159907328.fuzz

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 79cf7c71910a69b9f22b3e7ee6508a771262abaf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
e51ff9d5fd avformat/bintext: Check width in idf_read_header() 
Fixes: division by 0
Fixes: 26802/clusterfuzz-testcase-minimized-ffmpeg_dem_IDF_fuzzer-5180591554953216.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 442d53f409c8d84c7db120227caac00af54aa884)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00
Michael Niedermayer
992fd3262d avformat/iff: check size against INT64_MAX 
Bigger sizes are misinterpreted as negative numbers by the API
Fixes: infinite loop
Fixes: 26611/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-4890614975692800

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 f291cd681b1235e150464ad83974d60d6879b492)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-11 21:23:48 +02:00