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Author SHA1 Message Date
Michael Niedermayer
9727acaad5 avcodec/ffwavesynth: Correct undefined overflow of PINK_UNIT 
Fixes: signed integer overflow: 9223372036854775775 + 128 cannot be represented in type 'long'
Fixes: 20054/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-5686385113825280

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 187161d62f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
ce53f179ac avcodec/ffwavesynth: Fix integer overflow in computation of ddphi 
Fixes: signed integer overflow: 1302123111085380114 - -8319005078741256972 cannot be represented in type 'long'
Fixes: 20991/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-5148554161291264

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 c85bf16318)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
80cf78e4d6 avcodec/adpcm: Fix invalid shift in AV_CODEC_ID_ADPCM_PSX 
Fixes: left shift of negative value -1
Fixes: 20859/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_PSX_fuzzer-5720391507247104

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 0a11ef68f0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
c8c2855510 avcodec/mpeg12dec: Fix invalid shift in mpeg2_fast_decode_block_intra() 
Fixes: left shift of negative value -695
Fixes: 19232/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1VIDEO_fuzzer-5702856963522560
Fixes: 19555/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1VIDEO_fuzzer-5741218147598336

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 c40df2166c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
28163cb7ad avcodec/mpegaudioenc_template: fix invalid shift of sample 
Fixes: Ticket8010

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a2c97a8342)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
a70f312df1 avcodec/motion_est_template: Fix invalid shifts in no_sub_motion_search() 
Fixes: Ticket8167

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e13eee37ee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
1bed5bf9e2 avcodec/magicyuv: Check that there are enough lines for interlacing to be possible 
Fixes: out of array access
Fixes: 20763/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MAGICYUV_fuzzer-5759562508664832

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 f8a0e9f9f7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
7588b99a3b avcodec/pcm: Fix invalid shift in AV_CODEC_ID_PCM_LXF 
Fixes: left shift of 233 by 24 places cannot be represented in type 'int'
Fixes: 20736/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PCM_LXF_fuzzer-4829212685107200

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 051d11f659)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
5654c46336 avcodec/qdm2: Check fft_coefs_index 
Fixes: out of array access
Fixes: 20660/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDM2_fuzzer-5658290216501248

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 9fc73bf022)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
b503ec1ae1 avcodec/apedec: Fix invalid shift with 24 bps 
Fixes: left shift of negative value -463
Fixes: 20542/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5688714435231744

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 8e27867229)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
1a54ee4a51 avcodec/wmalosslessdec: Fix integer overflow with sliding in padding bits 
Fixes: signed integer overflow: -53716100 * 256 cannot be represented in type 'int'
Fixes: 20143/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5716604000403456

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 b8a0be9352)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
44da920eb7 avcodec/wmalosslessdec: Fix loop in revert_acfilter() 
Fixes: out of array read
Fixes: 20059/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5691776237305856

No testcase except the fuzzed one.

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 5584c0bb94)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
e1aa37ce1a avcodec/lagarith: Sanity check scale 
A value of 24 and above can collaps the range to 0 which would not work.

Fixes: Timeout (75sec -> 21sec)
Fixes: 18707/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LAGARITH_fuzzer-5708950892969984

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 fb3855342b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
ba17b9961a avcodec/apedec: Fix integer overflows in predictor_decode_mono_3950() 
Fixes: signed integer overflow: -2147407150 + -1871606 cannot be represented in type 'int'
Fixes: 18702/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5679095417667584

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 eb64a5c6f9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
f46cd02b63 avcodec/ralf: Fix integer overflow in apply_lpc() 
Fixes: signed integer overflow: 2147482897 + 2048 cannot be represented in type 'int'
Fixes: 19240/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5743240326414336
Fixes: 19869/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5150136636538880

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 fd313d8cf8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
4b0a1becaa avcodec/dca_lbr: Fix some error codes and error passing 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bfea054a75)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
b68e717a2e avcodec/wmavoice: Fix rounding and integer anomalies in calc_input_response() 
Fixes: out of array access
Fixes: inf is outside the range of representable values of type 'int'
Fixes: signed integer overflow: -9223372036854775808 - 1 cannot be represented in type 'long'
Fixes: 19316/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAVOICE_fuzzer-5677369365102592

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 38d3758444)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
833cb46dfa avcodec/pcm: Fix invalid shift in pcm_decode_frame for LXF 
Fixes: left shift of 32 by 28 places cannot be represented in type 'int'
Fixes: 19472/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PCM_LXF_fuzzer-5704364320096256

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 985d3666f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
5e483df01f avcodec/snappy: Sanity check bytestream2_get_levarint() 
Fixes: left shift of 79 by 28 places cannot be represented in type 'int'
Fixes: 20202/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5719004081815552
Fixes: 20219/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5641738677125120
Fixes: 20389/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5680721517871104

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 be54da2117)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
876997d462 avcodec/mlpdsp: Fix a invalid shift in ff_mlp_rematrix_channel() 
Fixes: left shift of negative value -2
Fixes: 20305/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEHD_fuzzer-5677196618498048

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Jai Luthra <me@jailuthra.in>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fcc9f13717)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
cb3495c0cb avcodec/avdct: Clear IDCTDSPContext context 
Fixes use of uninitialized variable and segfault

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b82825eba8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
10e807c860 avcodec/x86/diracdsp: Fix high bits on Windows x86_64 
Found-by: james
(cherry picked from commit 24af459d1e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
bb4afc18b8 avcodec/wmalosslessdec: Fix multiple integer overflows 
Fixes: left shift of 3329 by 20 places cannot be represented in type 'int'
Fixes: signed integer overflow: -199378355 + -1948950833 cannot be represented in type 'int'
Fixes: 19837/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5752565837070336
Fixes: 19839/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5767483265122304

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 422202516c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
a7d8e08ddf avcodec/apedec: Fix undefined integer overflow in decode_array_0000() 
Fixes: signed integer overflow: -2143289344 - 6246400 cannot be represented in type 'int'
Fixes: 19239/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5173755680915456

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 a3655bb02c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
ee671c0e80 avcodec/smacker: Check space before decoding type 
Fixes: Timeout (232sec -> 280ms)
Fixes: 19682/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMACKER_fuzzer-5654129649385472

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 6f5c18da59)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
bc752e53eb avcodec/rawdec: Use linesize in b64a 
Fixes: out of array access
Fixes: 19750/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RAWVIDEO_fuzzer-5074834119983104

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 2b5b9d5dac)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
7d90fce505 avcodec/iff: Over-allocate ham_palbuf for HAM6 IFF-PBM 
IFF-PBM-HAM6 can read out of array without this overallocation
Fixes: Out of array read
Fixes: 19752/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5675331403120640

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 8652f4e7a1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
98d6a1f520 avcodec/x86/diracdsp: Fix incorrect src addressing in dequant_subband_32() 
Fixes: Segfault (not reproducable with asm, which made this hard to debug)
Fixes: decoding errors
Fixes: 19854/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5729372837511168

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 0694b60b7b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
643d709d3a avcodec/hevc_mp4toannexb_bsf: check that nalu size doesnt overflow 
Fixes: Out of array access
Fixes: 19299/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_MP4TOANNEXB_fuzzer-5169193398042624

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 a8ceb2a72f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
347773eb7c avcodec/hevc_mp4toannexb_bsf: Avoid NULL memcpy() 
Fixes: invalid memcpy use
Fixes: 19299/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_MP4TOANNEXB_fuzzer-5169193398042624

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 1e23b5a706)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
9c10e71991 avcodec/wmalosslessdec: move channel check up 
Fixes: out of array access
Fixes: 2nd part of 18429/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-6210814364614656

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 891bcc4acc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
622e695d80 avcodec/adpcm: Fix overflow in FFABS() IMA_EA_EACS 
Fixes: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: 19235/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_IMA_EA_EACS_fuzzer-5680878952382464

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 794352ae9d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
f99ecf94cc avcodec/alac: Fix integer overflow in LPC coefficient adaption 
Fixes: signed integer overflow: 267693597 * 10 cannot be represented in type 'int'
Fixes: 19237/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-5755407700328448

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 6a865cec5e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
13b155ceaf avcodec/g729postfilter: Optimize out overflowing multiplication from apply_tilt_comp() 
Fixes: signed integer overflow: -1114392282 * 2 cannot be represented in type 'int'
Fixes: 19236/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G729_fuzzer-5741678938030080

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 c0bd5fa43d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
1ef8357fee avcodec/vc1dec: Check field_mode for sprites 
Fixes: Out of array read
Fixes: 19263/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1IMAGE_fuzzer-5389219325542400

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 32fb919836)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
02a7dd06a7 avcodec/vc1dec: Limit bits by the actual bitstream size 
Fixes: Timeout (350 ->19sec)
Fixes: 19249/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1IMAGE_fuzzer-6566896438870016

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 c56a52a82c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
1ca83dd19f avcodec/vmdaudio: Check block_align more 
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 19788/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VMDAUDIO_fuzzer-5743379690553344

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 06f6857b54)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
2beb811cff avcodec/pgssubdec: Free subtitle on error 
Fixes: Assertion failure
Fixes: 19753/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGSSUB_fuzzer-5688461843759104

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 b0a718923b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
263afaf541 avcodec/ffwavesynth: Fix undefined overflow in wavesynth_synth_sample() 
Fixes: signed integer overflow: 2147464192 + 21176 cannot be represented in type 'int'
Fixes: 19042/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-5719828090585088

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 fa47f6412d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
b20f2bec1b avcodec/cook: Use 3 stage VLC decoding for channel_coupling 
Fixes: shift exponent -1 is negative
Fixes: out of array read
Fixes: 19028/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_COOK_fuzzer-5759766471376896
Fixes: 19037/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_COOK_fuzzer-5734106625474560

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 89fd76db71)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
d692445dd9 avcodec/wmalosslessdec: Fixes undefined overflow in dequantization in decode_subframe() 
Fixes: signed integer overflow: 47875596 * 45 cannot be represented in type 'int'
Fixes: 19082/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5687766512041984

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 53efab44a9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
a731e95bea avcodec/sonic: Check e in get_symbol() 
Fixes: signed integer overflow: 1721520852 + 1721520852 cannot be represented in type 'int'
Fixes: 18346/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-5709623893426176
Fixes: 18753/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-5663299131932672

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 aea6755611)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
c4b1fe4c15 avcodec/twinvqdec: Correct overflow in block align check 
Fixes: signed integer overflow: 538976288 * 8 cannot be represented in type 'int'
Fixes: 19126/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TWINVQ_fuzzer-5687464110325760

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 4dc93ae3d7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
c8a6ca0299 avcodec/vc1dec: Fix "return -1" cases 
Reviewed-by: "mypopy@gmail.com" <mypopy@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 26f040bcb4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
54152c08f6 avcodec/vc1dec: Free sprite_output_frame on error 
Fixes: memleaks
Fixes: 19471/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1IMAGE_fuzzer-5688035714269184

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 3ee9240be3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
a97438c354 avcodec/wmadec: Keep track of exponent initialization per channel 
Fixes: division by 0
Fixes: 19123/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAV2_fuzzer-5655493121146880

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 bf5c850b79)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
e8c992e538 avcodec/iff: Check that video_size is large enough for the read parameters 
video is allocated before parameters like bpp are read.

Fixes: out of array access
Fixes: 19084/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5718556033679360
Fixes: 19465/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5759908398235648

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 f1b97f62f8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
5251e09f2a avcodec/adpcm: Clip predictor for APC 
Fixes: signed integer overflow: -2147483648 - 13 cannot be represented in type 'int'
Fixes: 18893/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_IMA_APC_fuzzer-5630760442920960

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 9fe07908c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
096b57c93b avcodec/targa: Check colors vs. available space 
Fixes: Timeout (37sec -> 52ms)
Fixes: 18892/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TARGA_fuzzer-5739537854889984

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 01593278ce)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00
Michael Niedermayer
9a053a9804 avcodec/dstdec: Use get_ur_golomb_jpegls() 
Fixes: shift exponent -4 is negative
Fixes: 17793/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DST_fuzzer-5766088435957760
Fixes: 18989/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DST_fuzzer-5175008116867072

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 a76690c02b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-01 12:49:26 +02:00