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Commit Graph

102083 Commits

Author SHA1 Message Date
Michael Niedermayer
27a609a8b9 avcodec/apedec: fix a integer overflow in long_filter_high_3800()
Fixes: signed integer overflow: -2146549696 - 3923884 cannot be represented in type 'int'
Fixes: 45907/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5992380584558592

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 b085b400be)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Oneric
7ccd77a8ff avfilter/vf_subtitles: pass storage size to libass
Due to a quirk of the ASS format some tags depend on the exact storage
resolution of the video, so tell libass via ass_set_storage_size.
2022-04-06 20:27:35 +02:00
Michael Niedermayer
b90c01a501 avformat/aqtitledec: Skip unrepresentable durations
Fixes: signed integer overflow: -5 - 9223372036854775807 cannot be represented in type 'long'
Fixes: 45665/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-475618463934054

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 c2d1597a8a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
fde82db169 avformat/cafdec: Do not store empty keys in read_info_chunk()
Fixes: Timeout
Fixes: 45543/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-5684953164152832

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 7ec28e1d4c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
45a021aba1 avformat/mxfdec: Do not clear array in mxf_read_strong_ref_array() before writing
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7aebdb8bf1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
2ad47d59af avformat/mxfdec: Check for avio_read() failure in mxf_read_strong_ref_array()
Fixes: 42827/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-4900528511909888

Reviewed-by: Tomas Härdin <tjoppen@acc.umu.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8d6f49cfc3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
2a549b2e7d avformat/mxfdec: Check count in mxf_read_strong_ref_array()
Reviewed-by: Tomas Härdin <tjoppen@acc.umu.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3015c556f3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
79ad18ddbd avformat/hls: Check target_duration
Fixes: signed integer overflow: 77777777777777 * 1000000 cannot be represented in type 'long long'
Fixes: 45545/clusterfuzz-testcase-minimized-ffmpeg_dem_HLS_fuzzer-6438101247983616

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a8fd3f7fab)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
b27833f066 avcodec/pixlet: Avoid signed integer overflow in scaling in filterfn()
Fixes: signed integer overflow: 11494 * 1073741824000000 cannot be represented in type 'long'
Fixes: 26586/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PIXLET_fuzzer-5752633970917376

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 0c1f20c6c8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
78eed60822 avformat/matroskadec: Check pre_ns
Fixes: division by 0
Fixes: 44615/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6681108677263360

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 710e51677a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
cd310f0502 avcodec/sonic: Use unsigned for predictor_k to avoid undefined behavior
Fixes: signed integer overflow: -1094995529 * 24 cannot be represented in type 'int'
Fixes: 44436/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-4874459459223552

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 28008bf95e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
cc53ce7e5b avcodec/libuavs3d: Check ff_set_dimensions() for failure
Untested, no testcase

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e88b99afdf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
1064cf413a avcodec/mjpegbdec: Set buf_size
Fixes: Timeout
Fixes: 45170/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEGB_fuzzer-5874820431085568

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
326dafe40a avformat/matroskadec: Use rounded down duration in get_cue_desc() check
Floating point is evil, it would be better if duration was not a double

Fixes: Infinite loop
Fixes: 45123/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6725052291219456

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 bd3a03db9a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
310a060e77 avcodec/argo: Check packet size
Fixes: Timeout
Fixes: 45052/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ARGO_fuzzer-6033489206575104

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 1bed27acef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
e9e2ddbc6c avcodec/g729_parser: Check channels
Fixes: signed integer overflow: 10 * 808464428 cannot be represented in type 'int'
Fixes: assertion failure
Fixes: ticket9651

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 757da974b2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
061f8b941e avformat/avidec: Check height
Fixes: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: Ticket8486

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ec8ff659f5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
261557160f avformat/rmdec: Better duplicate tags check
Fixes: memleaks
Fixes: 44810/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5619494647627776

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 15a646e501)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
338444c016 avformat/mov: Disallow empty sidx
It appears this is not allowed "Each Segment Index box documents how a (sub)segment is divided into one or more subsegments
(which may themselves be further subdivided using Segment Index boxes)."
Fixes: Null pointer dereference
Fixes: Ticket9517

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4419433d77)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
811047f7c2 avformat/argo_asf: Fix order of operations in error check in argo_asf_write_trailer()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c8c12fb5d6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
5cdceec2f2 avformat/matroskadec: Check duration
Fixes: -nan is outside the range of representable values of type 'long'
Fixes: 44614/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6216204841254912

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 36680078ca)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
166ee5fa68 avformat/mov: Corner case encryption error cleanup in mov_read_senc()
Fixes: memleak
Fixes: 42341/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-4566632823914496

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 8ee0e4abcb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
badf284b52 avcodec/jpeglsdec: Fix if( code style
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f306b8e80a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
1caf4f91fb avcodec/jpeglsdec: Check get_ur_golomb_jpegls() for error
Fixes: Timeout
Fixes: Invalid shift
Fixes: 44548/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-556487680891289
Fixes: 44569/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AMV_fuzzer-6302543246917632
Fixes: 44570/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THP_fuzzer-4550196556595200
Fixes: 44592/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5651610385121280
Fixes: 44571/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5094698987945984
Fixes: 44607/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5341352013987840

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 151f83584e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
1d8caf2e1f avcodec/motion_est: fix indention of ff_get_best_fcode()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ce43e1c581)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
f73e9b73ce avcodec/motion_est: Fix xy indexing on range violation in ff_get_best_fcode()
This codepath seems untested, no testcases change

Found-by: <mkver>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 634312a70f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
faf66d99c0 avformat/hls: Use unsigned for iv computation
Fixes: signed integer overflow: 9223372036854775748 + 60 cannot be represented in type 'long'
Fixes: 44417/clusterfuzz-testcase-minimized-ffmpeg_dem_HLS_fuzzer-5802443881971712

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bf33a38499)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
b356dcb2fe avcodec/jpeglsdec: Increase range for N in ls_get_code_runterm() by using unsigned
Fixes: left shift of 32768 by 16 places cannot be represented in type 'int'
Fixes: Timeout
Fixes: 44219/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMVJPEG_fuzzer-4679455379947520
Fixes: 44088/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMVJPEG_fuzzer-4885976600674304

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 6ee283d7d0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
cc4707601d avformat/matroskadec: Check desc_bytes
Fixes: Division by 0
Fixes: 44035/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-4826721386364928

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 5038933977)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
032672a8f1 avformat/utils: Fix invalid NULL pointer operation in ff_parse_key_value()
Fixes: pointer index expression with base 0x000000000000 overflowed to 0xffffffffffffffff
Fixes: 44012/clusterfuzz-testcase-minimized-ffmpeg_dem_HLS_fuzzer-5670607746891776

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 59328aabd2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
d3456a374d avformat/matroskadec: Fix infinite loop with bz decompression
The same check is added to zlib too, it seems not needed there though

Fixes: Infinite loop
Fixes: 43932/clusterfuzz-testcase-minimized-ffmpeg_dem_MATROSKA_fuzzer-6175167573786624

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9c3d2cbb51)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
673f8d3641 avformat/mov: Check size before subtraction
Fixes: signed integer overflow: -9223372036854775808 - 8 cannot be represented in type 'long'
Fixes: 43542/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5237670148702208

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 d8d9d506a3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
447b9a0f03 avcodec/cfhd: Avoid signed integer overflow in coeff
Fixes: signed integer overflow: 15244032 * 256 cannot be represented in type 'int'
Fixes: 43504/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-4865014842916864

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 cd6ac013a0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
65d8418e11 avcodec/apedec: Fix integer overflows in predictor_update_3930()
Fixes: signed integer overflow: 1074134419 - -1075212485 cannot be represented in type 'int'
Fixes: 43273/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-4706880883130368

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 0c9c9bbd01)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
6c5e26821e avcodec/apedec: fix integer overflow in 8bit samples
Fixes: signed integer overflow: 2147483542 + 128 cannot be represented in type 'int'
Fixes: 42812/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6344057861832704

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 7cee3b3718)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
be0109b881 avformat/flvdec: timestamps cannot use the full int64 range
We do not support this as we multiply by 1000
Fixes: signed integer overflow: -45318575073853696 * 1000 cannot be represented in type 'long'
Fixes: 42804/clusterfuzz-testcase-minimized-ffmpeg_dem_LIVE_FLV_fuzzer-4630325425209344

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 c217ca7718)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
3fe61f91b3 avcodec/tiff: Remove messing with jpeg context
The whole concept is just not correct, also as it seems not to be needed
at all, all dng files i have decode without this.

Fixes: various crashes
Fixes: 42937/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4625073334517760
Fixes: 42938/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4643368217477120
Fixes: 42939/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4925325908246528
Fixes: 42940/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4925378806808576
Fixes: 42941/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-6202009265504256
Fixes: 42944/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-6076860998483968

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 afdbc940c6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
14249d8a03 avcodec/tiff: Use ff_set_dimensions() for setting up mjpeg context dimensions
sets coded_width / coded_height too to keep them consistent with
width / height

Fixes: OOM
Fixes: 42263/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5653333619113984

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 cfa1f0e214)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
24da8685f0 avcodec/tiff: Pass max_pixels to mjpeg context
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d6c16f42cc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
e2ae9adbe1 avcodec/vqavideo: reset accounting on error
Fixes: Timeout (same growing chunk is decoded to failure repeatedly)
Fixes: 42582/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VQA_fuzzer-6531195591065600

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 d8ea7a67ba)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
02b0143522 avcodec/alacdsp: fix integer overflow in decorrelate_stereo()
Fixes: signed integer overflow: -16777216 * 131 cannot be represented in type 'int'
Fixes: 23835/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-5669943160078336
Fixes: 41101/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-4636330705944576

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 68457c1e85)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
59287d3880 avformat/4xm: Check for duplicate track ids
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dd94912479)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
8f83d2a94a avformat/4xm: Consider max_streams on reallocating tracks array
Fixes: OOM
Fixes: 41595/clusterfuzz-testcase-minimized-ffmpeg_dem_FOURXM_fuzzer-6355979363549184

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 0dcd95ef8a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
223b5abcb1 avformat/mov: Check next offset in mov_read_dref()
Fixes: signed integer overflow: 9223372036200463215 + 1109914409 cannot be represented in type 'long'
Fixes: 41480/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6553086177443840

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 562021e2fd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
bbea2c47c7 avformat/vivo: Favor setting fps from explicit fractions
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bf1e93bdc9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
88f619726c avformat/vivo: Do not use the general expression evaluator for parsing a floating point value
Fixes: Timeout
Fixes: 41564/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVO_fuzzer-6309014024093696

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 7b24615565)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
f4f397ebc1 avformat/mxfdec: Check for duplicate mxf_read_index_entry_array()
Fixes: memleak
Fixes: 41596/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-6439060204290048

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Tomas Härdin <tjoppen@acc.umu.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4f44a218e5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
4023a8af63 avcodec/apedec: Change avg to uint32_t
Fixes: Integer overflow
Fixes: 40973/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6739312704618496

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Suggested-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0ec75723a4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
8720b1b480 avformat/mxfdec: Check component_depth in mxf_get_color_range()
Fixes: shift exponent 4294967163 is too large for 32-bit type 'int'
Fixes: 41449/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6183636217495552

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Tomas Härdin <tjoppen@acc.umu.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a4af92d7cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00
Michael Niedermayer
4846536e67 avformat/mov: Disallow duplicate smdm
Fixes: memleak
Fixes: 39879/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5327819907923968

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 b5ba74053c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-06 20:27:35 +02:00