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Author SHA1 Message Date
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
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
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
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
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
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
a53c0d14ae 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
3b6a33b660 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>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b713f01bb3 avcodec/pnm_parser: Check av_image_get_buffer_size() for failure 
Fixes: out of array access
Fixes: 30135/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PBM_fuzzer-4997145650397184
Fixes: 30208/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-5605891665690624.fuzz

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 5314a4996c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b79830a53a avcodec/jpeg2000dec: Check atom_size in jp2_find_codestream() 
Fixes: Infinite loop
Fixes: 29722/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-6412228041506816

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 2a2082a41b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
eb1dc002c6 avcodec/jpeglsdec: Fix k=16 in ls_get_code_regular() 
Fixes: Timeout
Fixes: left shift of 33046 by 16 places cannot be represented in type 'int'
Fixes: 29258/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-4889231489105920
Fixes: 29515/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-6161940391002112

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 980900d991)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
fec6a5d940 avcodec/hevc_sei: Check payload size in decode_nal_sei_message() 
Fixes: out of array access
Fixes: 29392/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-4821602850177024.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 0791a515d3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b8b7cf353e avcodec/vp9dsp_template: Fix integer overflows in itxfm_wrapper 
Fixes: signed integer overflow: 2147483641 + 32 cannot be represented in type 'int'
Fixes: 27452/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-5078752576667648

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 4dfb7ff528)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
16f0553a56 avcodec/mxpegdec: fix SOF counting 
Fixes: Timeout (>10sec -> 15ms)
Fixes: 27652/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MXPEG_fuzzer-5125920868007936

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 401495def6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
95ffb56c6c avcodec/rscc: Check inflated_buf size whan it is used 
Fixes: out of array access
Fixes: 27434/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RSCC_fuzzer-5196757675540480

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
(cherry picked from commit a5ed6da9bd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
2e26851dcd avcodec/simple_idct: Fix undefined integer overflow in idct4row() 
Fixes: signed integer overflow: -1498310196 - 902891776 cannot be represented in type 'int'
Fixes: 28445/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1IMAGE_fuzzer-5075163389493248

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 57f7e5caa3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
ef8ece49ac avcodec/cscd: Check output len in zlib as in lzo 
Fixes: Timeout (>10sec -> 134ms)
Fixes: 27245/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CSCD_fuzzer-575318210772992

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 6de039823c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4a7cfa5a89 avcodec/vp3: Check input amount in theora_decode_header() 
Fixes: Timeout
Fixes: 29226/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THEORA_fuzzer-6195092572471296

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 869fe41d10)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
20b13122ec avcodec/cfhd: check peak.offset 
Fixes: signed integer overflow: -2147483648 - 4 cannot be represented in type 'int'
Fixes: 26907/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5746202330267648

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 386faeda5f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
567c02a19a avcodec/utils: Check for integer overflow in get_audio_frame_duration() for ADPCM_DTK 
Fixes: signed integer overflow: 131203586 * 28 cannot be represented in type 'int'
Fixes: 26817/clusterfuzz-testcase-minimized-ffmpeg_dem_MSF_fuzzer-6296902548848640

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 2488ba85a0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
35729e0fdb avcodec/wmaprodec: Check packet size 
Fixes: left shift of negative value -25824
Fixes: 27754/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XMA2_fuzzer-5760255962906624

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 69aeba8a19)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
62dd7e3dc0 avcodec/rasc: Check frame before clearing 
Fixes: null pointer dereference
Fixes: 27737/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RASC_fuzzer-5769028685266944

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 380a3a0adf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
f8940d5104 avcodec/alsdec: Fix integer overflow with quant_cof 
Fixes: signed integer overflow: -210824 * 16384 cannot be represented in type 'int'
Fixes: 28670/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5682310846480384

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 7ce40dde03)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
ed4e706190 avcodec/ffv1dec: Fix off by 1 error with quant tables 
Fixes: assertion failure
Fixes: 28447/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFV1_fuzzer-5369575948550144

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 5cae71d2b7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
85cdb58efb avcodec/utils: Check bitrate for overflow in get_bit_rate() 
Fixes: signed integer overflow: 617890810133996544 * 16 cannot be represented in type 'long'
Fixes: 26565/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5092054700654592

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 8aadae670f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
cb1f3b5fc6 avcodec/hevc_ps: check scaling_list_dc_coef 
Fixes: signed integer overflow: 2147483640 + 8 cannot be represented in type 'int'
Fixes: 28449/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5686013259284480

Reviewed-by: James Almer <jamrial@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 f1700bd8bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
57c8136d6c avcodec/h264idct_template: Fix integer overflow in ff_h264_chroma422_dc_dequant_idct() 
Fixes: signed integer overflow: -2105540608 - 2105540608 cannot be represented in type 'int'
Fixes: 26870/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5656647567147008

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 51dfd6f1bd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
bb81e6eb55 avcodec/hevc_cabac: Limit value in coeff_abs_level_remaining_decode() tighter 
The max depth is 16bps, the max allowed coefficient depth is depth+6
Fixes: signed integer overflow: 1074266112 + 1073725439 cannot be represented in type 'int'
Fixes: 26493/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5657763331702784

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 7cf852b03c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
40f056abed avcodec/exr: Check ymin vs. h 
Fixes: out of array access
Fixes: 26532/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5613925708857344
Fixes: 27443/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5631239813595136

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 3e5959b345)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
c07661c8cd avcodec/utils: Check sample rate before use for AV_CODEC_ID_BINKAUDIO_DCT in get_audio_frame_duration() 
Fixes: shift exponent 95 is too large for 32-bit type 'int'
Fixes: 26590/clusterfuzz-testcase-minimized-ffmpeg_dem_SMACKER_fuzzer-5120609937522688

Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ec7e0d4288)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
8d46937051 avcodec/dirac_parser: do not offset AV_NOPTS_OFFSET 
Fixes: signed integer overflow: -9223372036854775807 - 48000 cannot be represented in type 'long long'
Fixes: 26521/clusterfuzz-testcase-minimized-ffmpeg_dem_DIRAC_fuzzer-5635536506847232

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Lynne <dev@lynne.ee>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 343c3149ab)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
57396f97ca avcodec/vp9dsp_template: Fix some overflows in iadst8_1d() 
Fixes: signed integer overflow: 190587 * 11585 cannot be represented in type 'int'
Fixes: 26407/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-5086348408782848

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 bca0735be5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
3ce851aab3 avcodec/fits: Check bscale 
Fixes: division by 0
Fixes: 26208/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FITS_fuzzer-6270472117026816

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 c2ccd76fd0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
be62e51943 avcodec/magicyuv: Check slice size before reading flags and pred 
Fixes: heap-buffer-overflow
Fixes: 26487/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MAGICYUV_fuzzer-5742553675333632

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 0dc42147b6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
d2cefe21e1 avcodec/decode/ff_get_buffer: Check for overflow in FFALIGN() 
Fixes: signed integer overflow: 2147483647 + 64 cannot be represented in type 'int'
Fixes: 26218/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CRI_fuzzer-5734075396259840

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 939b72b02e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
c8c0ed9e2b avcodec/exr: Check limits to avoid overflow in delta computation 
Fixes: signed integer overflow: 553590816 - -2145378049 cannot be represented in type 'int'
Fixes: 26315/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5938755121446912
Fixes: 26340/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5644316208529408

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 6910e0f4e5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
366e5e489d avcodec/h264idct_template: Fix integer overflow in ff_h264_chroma422_dc_dequant_idct() 
Fixes: signed integer overflow: 241173056 + 1953511200 cannot be represented in type 'int'
Fixes: 26086/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5068366420901888

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 d198362839)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
92b8c0a8c1 avcodec/aacdec_fixed: Limit index in vector_pow43() 
Fixes: out of array access
Fixes: 26087/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5724825462767616

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 4f83a53638)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
29dade5fea avcodec/smacker: Check remaining bits in SMK_BLK_FULL 
Fixes: out of array access
Fixes: 26047/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMACKER_fuzzer-5083031667474432

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 42ded4d1e6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
1f8aa084ea avcodec/cook: Check subpacket index against max 
Fixes: off by 1 error
Fixes: index 5 out of bounds for type 'COOKSubpacket [5]'
Fixes: 25772/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_COOK_fuzzer-5762459498184704.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 5a2a7604da)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
6778e41252 avcodec/utils: Check for overflow with ATRAC* in get_audio_frame_duration() 
Fixes: signed integer overflow: 1024 * 13129048 cannot be represented in type 'int'
Fixes: 26378/clusterfuzz-testcase-minimized-ffmpeg_dem_CODEC2RAW_fuzzer-5634018353348608

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 01bb12f883)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
85cf812442 avcodec/hevcpred_template: Fix diagonal chroma availability in 4:2:2 edge case in intra_pred 
Fixes: pixel decode issue.ts
Fixes: raw frame.hevc

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3fbf873792)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
8bcad00e41 avcodec/exr: Fix overflow with many blocks 
Fixes: signed integer overflow: 1073741827 * 8 cannot be represented in type 'int'
Fixes: 25621/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-6304841641754624

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 7265b7d904)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
f2025f4ed7 avcodec/vp9dsp_template: Fix integer overflows in idct16_1d() 
Fixes: signed integer overflow: -190760 * 11585 cannot be represented in type 'int'
Fixes: 25471/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-5743354917421056

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 394e8bb385)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00
Michael Niedermayer
c58f0345b8 avcodec/ansi: Check initial dimensions 
Fixes: Timeout (minutes to less than 1sec)
Fixes: 25682/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ANSI_fuzzer-6320712032452608

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 949f0a6be9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:37:21 +02:00