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Commit Graph

79395 Commits

Author SHA1 Message Date
Michael Niedermayer
dd5232c838 avcodec/jpeg2000dec: Fix off by 1 error in JPEG2000_PGOD_CPRL handling
Fixes: assertion failure
Fixes: 10785/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5672160496975872

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 305e523105)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
9c1bb7e8de avcodec/mpeg4videodec: Fix typo in sprite delta check
Fixes: Integer overflow
Fixes: 10890/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5636062181851136

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 b737317a88)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
f9cfdf2bae avcodec/h264_cavlc: Check mb_skip_run
Fixes: 10300/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-6292205497483264
Fixes: signed integer overflow: -2147483648 - 1 cannot be represented in type 'int'

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 f72b9904fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
b15db639a5 avcodec/ra144: Fix integer overflow in add_wav()
Fixes: signed integer overflow: -2144033225 + -5208934 cannot be represented in type 'int'
Fixes: 10633/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RA_144_fuzzer-5679133791617024

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 c6282141cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
6a5b0a3c75 avformat/utils: Never store negative values in last_IP_duration
Fixes: integer overflow compute_pkt_fields()
Fixes: compute_pkt_usan

Reported-by: Thomas Guilbert <tguilbert@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 079d1a7175)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
51404bb4f6 avformat/utils: Fix integer overflow in discontinuity check
Fixes: signed integer overflow: 7738135736989908991 - -7954308516317364223 cannot be represented in type 'long'
Fixes: find_stream_info_usan

Reported-by: Thomas Guilbert <tguilbert@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4e19cfcfa3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
4b14c3ed78 avcodec/unary: Improve get_unary() docs
Found-by: kierank
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ad89e203bf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
9b95c4740d avcodec/dvdsubdec: Sanity check len in decode_rle()
Fixes: Timeout
Fixes: 9778/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DVDSUB_fuzzer-5186007132536832

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 e7b023e1db)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
58cb3ad576 avcodec/mpeg4videodec: Fix undefined shift in get_amv()
Fixes: runtime error: shift exponent -1 is negative
Fixes: 9938/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5653783529914368

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 c88afa44c4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
648b904662 avcodec/zmbv: Check that the decompressed data size is correct
This checks the value exactly for intra frames and checks it against a
minimum for inter frames as they can be variable.

Fixes: Timeout
Fixes: 10182/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ZMBV_fuzzer-6245951174344704

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 e33b28cc79)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:41 +02:00
Michael Niedermayer
6161aade4c avcodec/zmbv: Update decomp_len in raw frames
decomp_len is used in raw frames, so it should not be left at the value from
whatever was decoded previously (which may be any other frame)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3d201b83cd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
1ed6224cdf avcodec/shorten: Fix bitstream end check in read_header()
Fixes: Timeout
Fixes: 9961/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5687856176562176

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 28b80c2d52)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
1049ccec34 avcodec/dvdsubdec: Avoid branch in decode_run_8bit()
Speed improvment 35.5 sec -> 34.7sec

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 71bf033050)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
fcab1b996a avcodec/h264_refs: Document last if() in ff_h264_execute_ref_pic_marking()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 697984b9db)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
fceedd4de9 avcodec/ra144: Fix undefined integer overflow in add_wav()
Fixes: signed integer overflow: -26884 * 91439 cannot be represented in type 'int'
Fixes: 9687/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RA_144_fuzzer-4995588121690112

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 93a203662f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
23c5d8d9ce avcodec/hq_hqa: Check remaining input bits in hqa_decode_mb()
Fixes: Timeout
Fixes: 9634/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HQ_HQA_fuzzer-6267852259590144

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 c9222b972d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
c2ac8d3147 avcodec/vb: Check for end of bytestream before reading blocktype
Fixes: Timeout
Fixes: 9601/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VB_fuzzer-4550228702134272

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 1cbac9ce20)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
22f743e602 avcodec/snowdec: Fix integer overflow with motion vector residual
Fixes: signed integer overflow: -19818 + -2147483648 cannot be represented in type 'int'
Fixes: 9545/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-4928769537081344

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 acba153a14)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
172bb520c9 avformat/nsvdec: Do not parse multiple NSVf
The specification states "NSV files may contain a single file header. "
Fixes: out of array access
Fixes: nsv-asan-002f473f726a0dcbd3bd53e422c4fc40b3cf3421

Found-by: Paul Ch <paulcher@icloud.com>
Tested-by: Paul Ch <paulcher@icloud.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 78d4b6bd43)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
4babf70c7e avformat/mlvdec: read_string() received unsigned size, make the argument unsigned
Fixes: infinite loop
Fixes: mlv-timeout-e3b8cab9835edecad6823baa057e029671329d04

Found-by: Paul Ch <paulcher@icloud.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1e71cb2c8e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
0ea54cae21 avformat/rmdec: Fix EOF check in the stream loop in ivr_read_header()
Fixes: long running loop
Fixes: ivr-timeout-42468cb797f52f025fb329394702f5d4d64322d6

Found-by: Paul Ch <paulcher@icloud.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c2eec1762d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
f1425b389a avcodec/shorten: Fix integer overflow in residual/LPC combination
Fixes: signed integer overflow: -540538872 + -2012739576 cannot be represented in type 'int'
Fixes: 9255/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5758630052757504

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 db7e9082e1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
5eeaaa29fa avcodec/shorten: Check verbatim length
Fixes: Timeout
Fixes: 9252/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5780720709533696

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 7007dabec0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
f7778c2ce9 avcodec/mpegaudio_parser: Initialize poutbuf*
Possibly fixes: null pointer dereference
Possibly fixes: 9352/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADUFLOAT_fuzzer-5146068961460224
Fixes: Heap-use-after-free
Fixes: 9453/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADUFLOAT_fuzzer-5137954375729152

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 0f4c3b0b8e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
f6e570aa01 avcodec/aacpsdsp_template: Fix integer overflow in ps_stereo_interpolate_c()
Fixes: signed integer overflow: -1813244069 + -1407981383 cannot be represented in type 'int'
Fixes: 8823/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5643295618236416

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 47db5763e2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
f81fd4c524 avcodec/qtrle: Check remaining bytestream in qtrle_decode_XYbpp()
Fixes: Timeout
Fixes: 9213/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QTRLE_fuzzer-5649753332252672

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 7dd836a3f9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
9f18b056da avcodec/diracdec: Check bytes count in else branch in decode_lowdelay() too
Fixes: signed integer overflow: 8 * 340018243 cannot be represented in type 'int'
Fixes: 9441/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5194665207791616

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 bed125b710)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
cc82d22289 avcodec/diracdec: Change frame_number to 64bit as its a 32bit from the bitstream and we also have a -1 special case
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 9291/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-6324345860259840

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 462d1be6de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
86dfce06e3 avcodec/dirac_dwt_template: Fix several integer overflows in horizontal_compose_daub97i()
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 8926/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-6047609228623872

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 69cac9e130)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
057cfa4200 avcodec/diracdec: Prevent integer overflow in intermediate in global_mv()
Fixes: signed integer overflow: -393471 * 5460 cannot be represented in type 'int'
Fixes: 8890/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-6299775379963904

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 5129040646)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
d7d54f3fd5 swresample/swresample: Fix input channel count in resample_first computation
Found-by: Marcin Gorzel <gorzel@google.com>
Reviewed-by: Marcin Gorzel <gorzel@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bce4da85e8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
60493f388c avutil/pixfmt: Document chroma plane size for odd resolutions
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit be0b77e6e8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
961eeb4035 avcodec/dvdsub_parser: Allocate input padding
Fixes: out of array read
Fixes: 9350/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DVDSUB_fuzzer-5746777750765568

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 cd86b5cfe2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
d7d237a441 avcodec/dvdsub_parser: Init output buf/size
No testcase

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9e6c843776)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Simon Thelen
e7dc6231e2 avcodec/imgconvert: fix possible null pointer dereference
regression since 354b26a394

(cherry picked from commit 8c2c97403b)
(cherry picked from commit c1e172c2e1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
0c9c4c3103 avcodec/dirac_dwt_template: Fix signedness regression in interleave()
Found-by: <jdarnley>
Tested-by: James Darnley <james.darnley@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 181435a4de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Rahul Chaudhry
328ab7f0a1 swresample/arm: rename labels to fix xcode build error
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e84212b78e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
James Almer
0d4a11d0a9 avformat/utils: fix mixed declarations and code
Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 31de45d20b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
James Almer
c3831e89ef libwebpenc_animencoder: add missing braces to struct initialization
The first member of the WebPAnimEncoderOptions struct is non scalar

Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 488e6409df)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
790e6fead0 avformat/movenc: Check input sample count
Fixes: division by 0
Fixes: fpe_movenc.c_199_1.wav
Fixes: fpe_movenc.c_199_2.wav
Fixes: fpe_movenc.c_199_3.wav
Fixes: fpe_movenc.c_199_4.wav
Fixes: fpe_movenc.c_199_5.wav
Fixes: fpe_movenc.c_199_6.wav
Fixes: fpe_movenc.c_199_7.wav

Found-by: #CHEN HONGXU# <HCHEN017@e.ntu.edu.sg>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3a2d21bc5f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
4ead5a9470 avcodec/mjpegdec: Check for odd progressive RGB
Fixes: out of array access
Fixes: 9225/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-5684770334834688

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 ee1e3ca5eb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
469503ac1d avformat/movenc: Check that frame_types other than EAC3_FRAME_TYPE_INDEPENDENT have a supported substream id
Fixes: out of array access
Fixes: ffmpeg_bof_1.avi

Found-by: Thuan Pham, Marcel Böhme, Andrew Santosa and Alexandru Razvan Caciulescu with AFLSmart
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ed22dc2221)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
94edbf464c avformat/mms: Add missing chunksize check
Fixes: out of array read
Fixes: mms-crash-01b6c5d85f9d9f40f4e879896103e9f5b222816a

Found-by: Paul Ch <paulcher@icloud.com>
1st hunk by Paul Ch <paulcher@icloud.com>
Tested-by: Paul Ch <paulcher@icloud.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cced03dd66)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
6cadf46dff avformat/pva: Check for EOF before retrying in read_part_of_packet()
Fixes: Infinite loop
Fixes: pva-4b1835dbc2027bf3c567005dcc78e85199240d06

Found-by: Paul Ch <paulcher@icloud.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9807d3976b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
ee8c6566e2 avformat/rmdec: Do not pass mime type in rm_read_multi() to ff_rm_read_mdpr_codecdata()
Fixes: use after free()
Fixes: rmdec-crash-ffe85b4cab1597d1cfea6955705e53f1f5c8a362

Found-by: Paul Ch <paulcher@icloud.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a7e032a277)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
438e848b65 avcodec/indeo4: Check for end of bitstream in decode_mb_info()
Fixes: Timeout
Fixes: 8776/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INDEO4_fuzzer-5361788798369792

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 267ba2aa96)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
21a6570158 avcodec/shorten: Fix undefined addition in shorten_decode_frame()
Fixes: signed integer overflow: 1139785606 + 1454196085 cannot be represented in type 'int'
Fixes: 8937/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-6202943597445120

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 3b10bb8772)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
3afdb1c8a7 avcodec/jpeg2000dec: Fixes invalid shifts in jpeg2000_decode_packets_po_iteration()
Fixes: shift exponent 47 is too large for 32-bit type 'int'
Fixes: 9163/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5661750182543360

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 652d7c6348)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
405cfcae41 avcodec/jpeg2000dec: Check that there are enough bytes for all tiles
Fixes: OOM
Fixes: 8781/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5810709081358336

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 0898a3d990)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00
Michael Niedermayer
dd7d2770f3 avcodec/escape124: Fix spelling errors in comment
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f59c4e4391)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-10-23 01:44:40 +02:00