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Author SHA1 Message Date
Michael Niedermayer
0d633d2fd4 avcodec/faxcompr: Check for end of bitstream in decode_group3_1d_line() and decode_group3_2d_line() 
Fixes: infinite loop
Fixes: 33674/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4816457818046464

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 08d2df4153)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
3767b14c7e avcodec/utils: treat PAL8 for jpegs similar to other colorspaces 
Fixes: out of array access
Fixes: 33713/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5778775641030656
Fixes: 33717/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-4960397238075392
Fixes: 33718/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMVJPEG_fuzzer-5314270096130048.fuzz
Fixes: 33719/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5352721864589312
Fixes: 33721/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THP_fuzzer-5938892055379968

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 f0ce023ddb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
93506a7bf7 avcodec/jpeglsdec: Set alpha plane in PAL8 so image is not 100% transparent 
Fixes: tickets/3933/128.jls

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 011006874c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
c1d8652b5b avformat/asfdec_o: Use ff_get_extradata() 
Fixes: OOM
Fixes: 27240/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_O_fuzzer-5937469859823616

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 098314e1e5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
588c22d057 avformat/id3v2: Check end for overflow in id3v2_parse() 
Fixes: signed integer overflow: 9223372036840103978 + 67637280 cannot be represented in type 'long'
Fixes: 33341/clusterfuzz-testcase-minimized-ffmpeg_dem_DSF_fuzzer-6408154041679872

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 efdb564504)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
06342bca35 avformat/wtvdec: Improve size overflow checks in parse_chunks() 
Fixes: signed integer overflow: 32 + 2147483647 cannot be represented in type 'int
Fixes: 32967/clusterfuzz-testcase-minimized-ffmpeg_dem_WTV_fuzzer-5132856218222592

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f8ec1da8ac)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
b655cebd91 avcodec/faxcompr: Check remaining bits on error in decode_group3_1d_line() 
Fixes: Timeout
Fixes: 32886/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4779761466474496

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 7b3881f0da)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
dcdb7d2dab 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>
 2021-09-09 13:54:52 +02:00
Michael Niedermayer
05954971ba 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
1630c9e0b6 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
5213143514 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
54d921f159 avcodec/h265_metadata_bsf: Check nb_units before accessing the first in h265_metadata_update_fragment() 
Fixes: null pointer dereference
Fixes: 32113/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_METADATA_fuzzer-4803262287052800

Same as 0c48c332ee

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 497ea04dbd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
7274684a29 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
3d7e6dbaf3 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
f46a15a82d 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
cf8fa41490 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
930f1fcccd 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
2d99005df7 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
fb9905d7eb 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4779c0ea92 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
0a8717e4b3 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
7d5b285e73 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
a8cfab28cb 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
322a0a6dd2 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
61f87c7207 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
d4d9c117eb 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
c450dcc5e2 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
64a715b5ed 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6bb271c526 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4760b9d048 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
7b660aa875 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
727711d842 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4c09316886 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6f711672d6 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4f813f7f13 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
7560bd30ba 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
161717ee5a 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4393c27e19 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6505b2f7a8 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
a0bda2923b 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b2c3461b57 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
c747637919 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
90205d2107 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
d958e1bd1c 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
183fca09b0 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
3366136aeb avutil/parseutils: Check sign in av_parse_time() 
Fixes: signed integer overflow: -9223372053736 * 1000000 cannot be represented in type 'long'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_CONCAT_fuzzer-6607924558430208

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 5d7f17e885)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
584afd3678 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
f48e4903fb 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b14418c0cb 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
9a797b31d0 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>
 2021-09-09 13:53:29 +02:00