85843 Commits

Author SHA1 Message Date
Michael Niedermayer
9cba90e5ef Changelog: update
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
n3.3.9
2018-11-18 01:33:38 +01:00
Michael Niedermayer
14778d3fda avcodec/pngdec: Check compression method
method 0 (inflate/deflate) is the only specified in the specification and the only supported

Fixes: Timeout
Fixes: 10976/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PNG_fuzzer-5729372588736512

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 1f99674ddddcc33f4c37def0a206e31ad7c4c1af)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-16 18:24:31 +01:00
Michael Niedermayer
3c4a874388 fftools/ffmpeg: Repair reinit_filter feature
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 35040048793bc5d19942277fe17d1235e915a7d8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-16 18:21:27 +01:00
Michael Niedermayer
2661025679 avcodec/shorten: Fix integer overflow with offset
Fixes: signed integer overflow: -1625810908 - 582229060 cannot be represented in type 'int'
Fixes: 10977/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5732602018267136

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 2f888771cd1ce8d68d4b18a1009650c1f260aaf2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-16 13:18:23 +01:00
Michael Niedermayer
14c8795361 avcodec/cavsdec: Propagate error codes inside decode_mb_i()
Fixes: Timeout
Fixes: 10702/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CAVS_fuzzer-5669940938407936

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 c1cee0565692c541f589aefd7f375d37f55b9d94)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-04 20:26:01 +01:00
Michael Niedermayer
ecbf42e13a avcodec/mpegaudio_parser: Consume more than 0 bytes in case of the unsupported mp3adu case
Fixes: Timeout
Fixes: 10966/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADU_fuzzer-5348695024336896
Fixes: 10969/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADUFLOAT_fuzzer-5691669402877952

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 df91af140c5543cfbbed187f696e79b554d2c135)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-04 20:24:19 +01:00
Michael Niedermayer
6fe9f36dd9 Update for FFmpeg 3.3.9
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 01:32:12 +01:00
Michael Niedermayer
72e1c43d6d avutil/integer: Fix integer overflow in av_mul_i()
Found-by: fate
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3cc3cb663bf3061e40356392d2f7638de6a479fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
2405af5081 avcodec/msrle: Check that the input is large enough to contain a end of picture code
Fixes: Timeout
Fixes: 10625/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSRLE_fuzzer-5659651283091456

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 203ccb8746997777ce66beadd53b4631d217b9cd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
98444e0222 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 305e523105f6f59e7572050f19edc9f4671c036c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
947f7af048 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 b737317a8813e671c00b8ac7023c47e48ffeb1c8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
65710b7e6c 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 f72b9904fefa79d799d0f6ecc8bd97ce52658725)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
caddb7890a 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 c6282141cba20934d9801f31134872fabbd6ba3e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
a1f4fe165a 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 079d1a7175c4b881631a7e7f449c4c13b761cdeb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
1e59d05e48 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 4e19cfcfa3944fe4cf97bea758f72f104dcaebad)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
a9ce7cfc59 avcodec/unary: Improve get_unary() docs
Found-by: kierank
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ad89e203bfedf25df00e2a6ed9196170d772f25b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
6177ed2a9b 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 e7b023e1db9fb13175929c02a02846d03510ec91)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
43a80efee6 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 c88afa44c4823aba7b6f4a1b01fd6a4169643c57)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
7fb45ccf4e 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 e33b28cc79d164fff22bfee750c9283587c00bc4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
bf4026fcbe 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 3d201b83cda03fd9e866acafee82d7ce88260e66)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
3c3b437d79 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 28b80c2d52d82eb4f73af5f818dab60946bcf299)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
46875255bc 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 71bf0330505e2108935d05c5c018ec65eac4b946)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
fa5498cb4d 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 697984b9db4d4d199680f43ac3eb662cd1d37eff)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
5c91bb1881 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 93a203662f6ff1bb9fd2e966bf7df27e9bdb1916)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
78a1db00c4 avcodec/indeo4: Check dimensions in decode_pic_hdr()
Fixes: Timeout
Fixes: 9654/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INDEO4_fuzzer-6289863463665664

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 7592e88bfe3d5bf9109a55acd025af9110618405)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Dale Curtis
1acec9bbf5 avformat/mov: Error on too large stsd entry counts.
Entries are always at least 8 bytes per the parsing code, so if we
see an impossible entry count avoid massive allocations. This is
similar to an existing check in mov_read_stsc().

Since ff_mov_read_stsd_entries() does eof checks, an alternative
approach could be to clamp the entry count to atom.size / 8.

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 320b631a99a9f759fd1d5460fd4e285d184b8186)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Bunk
7266a6d23c examples: Fix use of AV_CODEC_FLAG_GLOBAL_HEADER
AV_CODEC_FLAG_GLOBAL_HEADER should be set before calling avcodec_open2() to have any effect.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a82e4fb8c6f26e75506df6818fee1b61f940cbeb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
66331499a7 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 c9222b972d6cbdaf6571cf7ae0a6513bffa5ff9f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
347c50b0d4 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 1cbac9ce20d32806febf64cbd9f830e1485695ca)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
dc8ec1a5bc 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 acba153a148782c08f9fd17f0c05b93468f3cbd0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
b80d7d4a09 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 78d4b6bd43fc266a2ee926f0555c8782246f9445)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
24add16a32 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 1e71cb2c8edcf3dad657c15a6fb8572862f2afb9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
44ebea8657 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 c2eec1762d372663c35aaf3d6ee419bafb185057)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
907699d120 avcodec/scpr: Check for min > max in decompress_p()
Fixes: Timeout
Fixes: 9342/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SCPR_fuzzer-4795990841229312

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 3378194ce8e9a126a7cc6ed57bedde1221790469)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
298ca73ab1 avcodec/shorten: Fix signed 32bit overflow in shift in shorten_decode_frame()
Fixes: runtime error: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 9480/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-6647324284551168 -rss_limit_mb=2000

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 9b604e96a51a1fca92bbabfe4f7ac53f0470ee41)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
d16d851238 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 db7e9082e1a1479c6a8844f7adf77eae03cc2aa7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
488c246bf5 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 7007dabec08f2f9f81661e71ef482dde394e17a8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
0ea1b62b9a 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 0f4c3b0b8e5435d13fd3b64c91969b31c3c018dc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
0678985c14 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 47db5763e21c5e3b0ddde2430d15938f8d88480d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
0026d00742 avformat/flvenc: Check audio packet size
Fixes: Assertion failure
Fixes: assert_flvenc.c:941_1.swf

Found-by: #CHEN HONGXU# <HCHEN017@e.ntu.edu.sg>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6b67d7f05918f7a1ee8fc6ff21355d7e8736aa10)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Nikolas Bowe
e2d052d5c8 lavc/svq3: Fix regression decoding some files.
Fixes some SVQ3 encoded files which fail to decode correctly after 6d6faa2a2d.
These files exhibit lots of artifacts and logs show "Media key encryption is not implemented".
However they decode without artifacts before 6d6faa2a2d.
The attatched patch allows these files to successfully decode, but also reject media key files.

Tested on the files in #6094 and http://samples.mplayerhq.hu/V-codecs/SVQ3/Vertical400kbit.sorenson3.mov

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5aeb3b008080d8d4a38f245d557dbc9bd6c36dcf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
1e1c02c51b 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 7dd836a3f9771e0e44df1b27e67d6866d91e06d7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
c1a3212d45 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 bed125b7108481574f36fdd6ee699b27354602e8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
c07d568603 avcodec/diracdec: Check slice numbers for overflows in relation to picture dimensions
Fixes: signed integer overflow: 88 * 33685506 cannot be represented in type 'int'
Fixes: 9433/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5725943535501312

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 f457c0ad7f73e31e99761f2ad3738cf3b3c24ca0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
ee5b42ce2f 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 462d1be6dec5ff4768be8c202f359cbf037db3c6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
d5c48e8536 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 69cac9e130dc8c9d2a5b8012011df372974adf35)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
922a29142e 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 51290406461ed40b70e0e05b389a461a283f3367)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
31262860cc 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 bce4da85e8110b66040a5fb07ffc724ab4e09a86)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Michael Niedermayer
ea160f0213 avutil/pixfmt: Document chroma plane size for odd resolutions
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit be0b77e6e83b61c2da338201b5ddfae1c9acedc5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-11-01 00:52:46 +01:00
Timo Rothenpieler
5c98f8d80a avcodec/cuviddec: properly take deinterlacing and display delay into account for buffer_full check
Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>
2018-10-14 18:33:55 +02:00