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Commit Graph

91487 Commits

Author SHA1 Message Date
Michael Niedermayer
06dcfd24e9 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 13:33:44 +02:00
Michael Niedermayer
9f88c50965 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 13:33:44 +02:00
Michael Niedermayer
134d579dfc 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 13:33:44 +02:00
Michael Niedermayer
73c20eb18e 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 13:33:44 +02:00
Michael Niedermayer
48802e370f 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 13:33:44 +02:00
Michael Niedermayer
21c56049a2 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 13:33:44 +02:00
Michael Niedermayer
6e9a4759e3 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 13:33:44 +02:00
Michael Niedermayer
7673afa1f6 avcodec/wmavoice: sanity check block_align
This limit is roughly based on the bitreader limit, its likely a much tighter limit
could be used

Fixes: left shift of 1965039647 by 1 places cannot be represented in type 'int'
Fixes: 19545/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAVOICE_fuzzer-5695391899320320

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 6847e22c8c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
e491018858 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 13:33:44 +02:00
Michael Niedermayer
77c771c470 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 13:33:44 +02:00
Michael Niedermayer
09cd4dbb88 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 13:33:44 +02:00
Michael Niedermayer
597c91c9e0 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 13:33:44 +02:00
Michael Niedermayer
b8ca21d0d0 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 13:33:44 +02:00
Michael Niedermayer
0f41c18963 avformat/mov: Check STCO location
Fixes: bypassing of checks and assertion failure
Fixes: asan_1003879.mp4

Found-by: Clusterfuzz + asan
Reported-by: Thomas Guilbert <tguilbert@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1cd4184020)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
e45920696c 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 13:33:44 +02:00
Michael Niedermayer
b9f2afb861 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 13:33:44 +02:00
Michael Niedermayer
ddd6e68fff 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 13:33:44 +02:00
Michael Niedermayer
deef466652 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 13:33:44 +02:00
Michael Niedermayer
4926a52658 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 13:33:44 +02:00
Michael Niedermayer
799f37b23a 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 13:33:44 +02:00
Michael Niedermayer
fc797858a7 avfilter/vf_find_rect: Remove assert
A score of 0 is possible
Fixes: Ticket8500

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dfc4714886)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
637e0f9b8f avfilter/vf_find_rect: Increase worst case score
score could be 1.0 which lead to uninitialized values

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6ff2474e02)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
cc3a58c718 swscale/input: Fix several invalid shifts related to rgb2yuv constants
Fixes: Invalid shifts
Fixes: #8140
Fixes: #8146

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d48e510124)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
ffe2c013dc swscale/output: Fix several invalid shifts in yuv2rgb_full_1_c_template()
Fixes: Invalid shifts
Fixes: #8320

Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7b7f97532b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
04ee309be0 swscale/swscale: Fix several invalid shifts related to vChrDrop
Fixes: Invalid shifts
Fixes: #8166
Fixes: filter-crop_scale_vflip FATE-test

Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a6ca22c118)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
5f1d74687b 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 13:33:44 +02:00
Michael Niedermayer
b1c35e4e8b 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 13:33:44 +02:00
Michael Niedermayer
90262aa218 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 13:33:44 +02:00
Michael Niedermayer
4582fddb3d avcodec/cbs_h2645: Skip all 0 NAL units
Fixes: assertion failure
Fixes: 19286/clusterfuzz-testcase-minimized-ffmpeg_BSF_H264_REDUNDANT_PPS_fuzzer-5707990724509696

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 285138ef14)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
17a911fb7f 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 13:33:44 +02:00
Michael Niedermayer
98f6158d3f 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 13:33:44 +02:00
Michael Niedermayer
8dbe97229e 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 13:33:44 +02:00
Michael Niedermayer
c191bc98fd 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 13:33:44 +02:00
Michael Niedermayer
6c6ed224b2 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 13:33:44 +02:00
Michael Niedermayer
9fe0c87992 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 13:33:44 +02:00
Gyan Doshi
4b0a2a3c63 configure: bump year
(cherry picked from commit 7b58702cbd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00
Michael Niedermayer
6d5f9c48c2 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 13:33:44 +02:00
Michael Niedermayer
7711b699eb 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 13:33:44 +02:00
Michael Niedermayer
099d4baba8 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 13:33:44 +02:00
Michael Niedermayer
163f1a8dab 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 13:33:44 +02:00
Michael Niedermayer
5643b99c10 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 13:33:44 +02:00
Michael Niedermayer
62c2b0dbe0 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 13:33:44 +02:00
Michael Niedermayer
30461ba483 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 13:33:44 +02:00
Michael Niedermayer
83a0f13813 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 13:33:44 +02:00
Michael Niedermayer
47331a23e1 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 13:33:44 +02:00
Michael Niedermayer
634a3bb1d0 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 13:33:44 +02:00
Michael Niedermayer
bd61ed2c46 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 13:33:44 +02:00
Michael Niedermayer
d2b44d0eac 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 13:33:44 +02:00
Michael Niedermayer
deedf60480 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 13:33:44 +02:00
Michael Niedermayer
2ef00e96b4 avcodec/wmavoice: Check remaining input in parse_packet_header()
Fixes: Infinite loop
Fixes: 18914/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAVOICE_fuzzer-5731902946541568

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 19c41969b2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 13:33:44 +02:00