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Commit Graph

89326 Commits

Author SHA1 Message Date
Michael Niedermayer
175c3a0904 avcodec/utils: Check ima wav duration for overflow
Fixes: signed integer overflow: 44331634 * 65 cannot be represented in type 'int'
Fixes: 32120/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-5760221223583744

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 f40e9b1355)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
b4eeac2a1b avformat/cafdec: Check channels
Fixes: signed integer overflow: -1184429040541376544 * 32 cannot be represented in type 'long'
Fixes: 31788/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-6236746338664448

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 641c1db22b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
6128c6f338 avcodec/dpx: Check bits_per_color earlier
Fixes: shift exponent 251 is too large for 32-bit type 'int'
Fixes: 32147/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DPX_fuzzer-5519111675314176

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 c093eb3031)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
f4916e5c97 avcodec/pnm_parser: Check image size addition for overflow
Fixes: assertion failure
Fixes: out of array access
Fixes: 32664/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-6533642202513408.fuzz
Fixes: 32669/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-6001928875147264

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 79ac8d5546)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
3264d9f546 avformat/rmdec: use larger intermediate type for audio_framesize * sub_packet_h check
Fixes: signed integer overflow: 65535 * 65535 cannot be represented in type 'int'
Fixes: 31406/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5024692843970560

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 cf2fd9204b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
5911f7bbf1 avcodec/h264_slice: Check input SPS in ff_h264_update_thread_context()
Fixes: crash
Fixes: check_pkt.mp4

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ceae92cb29)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
9689bc0c5c avcodec/mpegvideo: Update chroma_?_shift in ff_mpv_common_frame_size_change()
Fixes: out of array access
Fixes: 31201/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-4627865612189696.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 87d87e6587)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
e6d3ace07e avformat/mov: Ignore multiple STSC / STCO
Fixes: STSC / STCO inconsistency and assertion failure
Fixes: crbug1184666.mp4

Found-by: Chromium ASAN fuzzer
Reviewed-by: Matt Wolenetz <wolenetz@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2611d20d35)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
5c9eaff60c avformat/utils: Extend overflow check in dts wrap in compute_pkt_fields()
Fixes: signed integer overflow: -9223372032574480351 - 4294967296 cannot be represented in type 'long long'
Fixes: 30022/clusterfuzz-testcase-minimized-ffmpeg_dem_KUX_fuzzer-5568610275819520

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 b37ff29e0e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
5ca2ee38e8 avfilter/vf_scale: Fix adding 0 to NULL (which is UB) in scale_slice()
Found-by: Jeremy Leconte <jleconte@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1cf96ce269)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
8adb20d3de avutil/common: Add FF_PTR_ADD()
Suggested-by: Andreas Rheinhardt
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 522a5259e9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
bc4a1f63fb avformat/wtvdec: Check size in SBE2_STREAM_DESC_EVENT / stream2_guid
Fixes: signed integer overflow: 539033600 - -1910497124 cannot be represented in type 'int'
Fixes: 30928/clusterfuzz-testcase-minimized-ffmpeg_dem_WTV_fuzzer-5922630966312960

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 1f74661543)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
578b4ce853 avformat/cafdec: Do not build an index if all packets are the same
Fixes: Timeout
Fixes: 28214/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-6495999421579264

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 ea12590c8e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
843437a14a avcodec/sonic: Use unsigned temporary in predictor_calc_error()
Fixes: signed integer overflow: -2147471366 - 18638 cannot be represented in type 'int'
Fixes: 30157/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-5171199746506752

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 075d793ba8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
f5e2d548f1 avformat/flvdec: Check array entry number
Fixes: signed integer overflow: -2147483648 - 1 cannot be represented in type 'int'
Fixes: 30209/clusterfuzz-testcase-minimized-ffmpeg_dem_FLV_fuzzer-5724831658147840

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 b5d8fe1c87)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
564a4331fd avcodec/h264_slice: Check sps in h264_slice_header_init()
Fixes: null pointer dereference
Fixes: h264_slice_header_init.mp4

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Tested-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8047243899)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
c932b82cc9 avformat/movenc: Avoid loosing cluster array on failure
Fixes: crash
Fixes: check_pkt.mp4

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5c2ff44f91)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
225d542c34 avformat/avidec: Check for dv streams before using priv_data in parse ##dc/##wb
Fixes: null pointer dereference
Fixes: 31588/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-6165716135968768

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f733688d30)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
cf88ca01da avformat/mov: Check sample size for overflow in mov_parse_stsd_audio()
Fixes: signed integer overflow: 2 * 1914708000 cannot be represented in type 'int'
Fixes: 31639/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6303428239294464

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 d35677736a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
6114ba9ee1 avcodec/ffwavesynth: Avoid signed integer overflow in phi_at()
Fixes: signed integer overflow: 2314885530818453536 - -9070214327174160352 cannot be represented in type 'long'
Fixes: 31000/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-6558389742206976

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 be08b84f8b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
5c3e640624 avcodec/mpeg4videoenc: Check extradata malloc()
Fixes: Null pointer dereference
Fixes: any mpeg4 testcase which fails the malloc at that exact spot

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 33a1687bf6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
36ee2ff37a avcodec/speedhq: Width < 8 is not supported
Fixes: out of array access
Fixes: 31733/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-4704307963363328
Fixes: 31736/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-6190960292790272

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 462b8261aa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
f7e195bdd3 avformat/matroskadec: Check for EOF in resync loop
Fixes: Timeout (too long -> instantly)
Fixes: 29136/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-4586141227548672

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 5282147d0c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
e9871b10a9 avcodec/utils: Use more bits for intermediate for AV_CODEC_ID_ADPCM_MS
Fixes: signed integer overflow: 1172577312 * 2 cannot be represented in type 'int'
Fixes: 29924/clusterfuzz-testcase-minimized-ffmpeg_dem_BOA_fuzzer-4882912874594304

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 0f441b9063)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
5e01c25741 avcodec/jpegls: Check A[Q] for overflow in ff_jpegls_update_state_regular()
Fixes: Timeout
Fixes: 30912/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5556235476795392

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 8a3fea802a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
fcc7bc3cd5 avformat/voc_packet: prevent remaining size from becoming negative in ff_voc_get_packet()
Fixes: memleak
Fixes: 30909/clusterfuzz-testcase-minimized-ffmpeg_dem_AVS_fuzzer-4886284057313280

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 337984c133)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
862b1ca108 avutil/timecode: Avoid fps overflow
Fixes: Integer overflow and division by 0
Fixes: poc-202102-div.mov

Found-by: 1vanChen of NSFOCUS Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c94875471e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
87a22936cb avformat/mvi: Check audio size for more overflows
Fixes: left shift of negative value -352256000
Fixes: 30837/clusterfuzz-testcase-minimized-ffmpeg_dem_MVI_fuzzer-5755626262888448

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 403b35e16e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
44ab20a678 avcodec/flacdec: Avoid undefined shift in error case
Fixes: flac_1040988

Reported-by: Thomas Guilbert <tguilbert@google.com>
Reviewed-by: Thomas Guilbert <tguilbert@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bd525e2876)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
a477cc0379 avcodec/ffv1dec: Check if trailer is available
Fixes: out of array read
Fixes: 29750/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFV1_fuzzer-4808377272238080.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 36ad2f41e3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
ec0531808e avcodec/4xm: Check pre_gb in decode_i_block()
Fixes: Timeout
Fixes: 31257/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FOURXM_fuzzer-5150866229297152

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 b87781649e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
e7da859daa avcodec/dcadsp: Fix integer overflow in dmix_add_c()
Fixes: signed integer overflow: 1515225320 + 759416059 cannot be represented in type 'int'
Fixes: 29256/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DCA_fuzzer-5719088561258496

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 b4ebf483bc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
89e3962271 avformat/flvdec: Check double before cast in parse_keyframes_index()
Fixes: -2.21166e+304 is outside the range of representable values of type 'long'
Fixes: 29169/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5725452796821504

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 09e5e406c7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
a3d5698106 avformat/paf: Check for EOF before allocation in read_header()
Fixes: OOM
Fixes: 26584/clusterfuzz-testcase-minimized-ffmpeg_dem_PAF_fuzzer-5172661183053824

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 bcb1e9d3b9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
15321c10b6 avcodec/aacdec_template: Avoid undefined negation in imdct_and_windowing_eld()
Fixes: negation of -2147483648 cannot be represented in type 'INTFLOAT' (aka 'int'); cast to an unsigned type to negate this value to itself
Fixes: 29057/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5642758933053440

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 633924539a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
e4f149a26f avformat/lxfdec: Fix multiple integer overflows related to track_size
Fixes: signed integer overflow: 538976288 * 8 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_LXF_fuzzer-6634030636335104

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 7819412f44)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
af1a0cedb2 avcodec/exr: skip bottom clearing loop when its outside the image
Fixes: signed integer overflow: 1633771809 * 32960 cannot be represented in type 'int'
Fixes: 26532/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5613925708857344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
ae9919bb6c avformat/aiffdec: Check that SSND is at least 8 bytes
Fixes: Infinite loop
Fixes: 30874/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-5933710488764416

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 460d3dc41f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
a072c4a178 avformat/dcstr: Check sample rate
Fixes: signed integer overflow: -1300248894420254720 * 16 cannot be represented in type 'long'
Fixes: 30879/clusterfuzz-testcase-minimized-ffmpeg_dem_DCSTR_fuzzer-5094464215449600

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 fdcb966f4a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
a3cac14fb9 avcodec/alsdec: Check bitstream input in read_block()
Fixes: Timeout
Fixes: 28110/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5036338973507584

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 53d739db4e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
07b08082f0 avformat/mov: Extend data_size check in mov_read_udta_string()
Fixes: signed integer overflow: -2147483634 - 16 cannot be represented in type 'int'
Fixes: 28322/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5711888402612224

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 74c4c53953)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
da70d471ad avformat/voc_packet: Add a basic check on max_size
Fixes: signed integer overflow: -2147483648 - 4 cannot be represented in type 'int'
Fixes: 28127/clusterfuzz-testcase-minimized-ffmpeg_dem_VOC_fuzzer-4880586455646208

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 52f75181bf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
f59e526e09 avformat/microdvddec: use 64bit for durations
Fixes: signed integer overflow: 7 - -2147483647 cannot be represented in type 'int'
Fixes: 28036/clusterfuzz-testcase-minimized-ffmpeg_dem_MICRODVD_fuzzer-5171698751766528

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 f569ac4ce0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
5422b33281 avcodec/hapdec: Change compressed_offset to unsigned 32bit
Fixes: out of array access
Fixes: 29345/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5401813482340352
Fixes: 30745/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5762798221131776

Suggested-by: Anton
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 89fe1935b1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
93bb05f77f avformat/rmdec: Check codec_length without overflow
Fixes: signed integer overflow: 2147483647 + 64 cannot be represented in type 'int'
Fixes: 30333/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-5175286983426048

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 d558c9f237)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
947ce7cca0 avformat/mov: Check element count in mov_metadata_hmmt()
Fixes: Timeout
Fixes: 30325/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6048395703746560

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 1d277b92fa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
7fd5a96f7f avcodec/fits: Check gcount and pcount being non negative
Fixes: signed integer overflow: 9223372036854775807 - -30069403896 cannot be represented in type 'long'
Fixes: 30046/clusterfuzz-testcase-minimized-ffmpeg_dem_FITS_fuzzer-5807144773484544

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 c000a91288)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
7901a7ed20 avformat/nutdec: Check timebase count against main header length
Fixes: Timeout (long -> 3ms)
Fixes: 28514/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6078669009321984
Fixes: 30095/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-5074433016463360

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 c425198558)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
3b36248fe6 avformat/electronicarts: Clear partial_packet on error
Fixes: Infinite loop
Fixes: 30165/clusterfuzz-testcase-minimized-ffmpeg_dem_EA_fuzzer-6224642371092480

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 59bb9dc2a6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
7fed68e63b avformat/r3d: Check samples before computing duration
Fixes: signed integer overflow: -4611686024827895807 + -4611686016279904256 cannot be represented in type 'long'
Fixes: 30161/clusterfuzz-testcase-minimized-ffmpeg_dem_R3D_fuzzer-5694406713802752

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 7a2aa5dc2a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00