Commit graph

34447 commits

Author SHA1 Message Date
Michael Niedermayer
c00a5fc71f 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
2df0d6520c 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
781636afa0 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
8aee7f743f 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
63abfc87a4 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
69f0f5a93d 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
bc1e30adc6 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
661446f9d6 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
67f6cab06f 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
0590a8c671 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
cd9734b52e 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
e4c08e9419 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
bfdc0b24a9 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
0a8e5bab37 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
f3dfc3bf86 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
43222c987f 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
cee643d7fb 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
d641368fc2 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
ee3429d72c 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
51f6e2d7b8 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
ff7e2172d3 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
0dc4c9f745 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
aefc24beb2 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
20acb6d1be 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
e095298478 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
6be091ce22 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
92503fd8a9 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
9f9cedf29f 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
97de004ad9 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
ceb35853cb 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
4326c5383d 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
97bc7ddc16 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
27846766d8 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
f6179e23cf 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
a35b01b84a 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
ac221d9cdd 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
2df3b2d01d 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
43fe503107 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>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
45eef1be3a avcodec/wmalosslessdec: Fix 2 overflows in mclms
Fixes: signed integer overflow: 2038337026 + 109343477 cannot be represented in type 'int'
Fixes: 18886/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5673660505653248

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 92455c8c65)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
300739d589 avcodec/wmaprodec: Fixes integer overflow with 32bit samples
Fixes: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 18860/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAPRO_fuzzer-5755223125786624

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 a9cc69c0d5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
bf94919fc0 avcodec/adpcm: Fix invalid shift in xa_decode()
Fixes: left shift of negative value -1
Fixes: 18859/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_XA_fuzzer-5748474213040128

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 50db30b47d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
daf27acf72 avcodec/wmalosslessdec: Fix several integer issues
Fixes: shift exponent -1 is negative (and others)
Fixes: 18852/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5660855295541248

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 ec3fe67074)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
758119ca41 avcodec/pnm: Check that the header is not truncated
Fixes: Ticket8430

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c94cb8d9b2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
74673ba276 avcodec/mp3_header_decompress_bsf: Check sample_rate_index
Fixes: out of array read
Fixes: 19309/clusterfuzz-testcase-minimized-ffmpeg_BSF_MP3_HEADER_DECOMPRESS_fuzzer-5651002950942720

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 f064c7c449)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
1d7226ee65 avcodec/apedec: Fix 2 integer overflows
Fixes: signed integer overflow: 2119056926 - -134217728 cannot be represented in type 'int'
Fixes: 18728/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5747539563511808

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 6e15ba2d1f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
7c15568a50 avcodec/wmaprodec: Set packet_loss when we error out on a sanity check
Fixes: left shift of negative value -34
Fixes: 18719/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAPRO_fuzzer-5642658173419520

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 a9cbd25d89)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
3510a1869e avcodec/truemotion2: Fix 2 integer overflows in tm2_low_res_block()
Fixes: signed integer overflow: 1778647621 + 574372924 cannot be represented in type 'int'
Fixes: 18692/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-6248679635943424

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 93d52a181e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
Michael Niedermayer
29ea453b05 avcodec/utils: Check block_align
Fixes: out of array access
Fixes: 18432/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAV2_fuzzer-5675574936207360
Fixes: 18326/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAV2_fuzzer-5071752362721280
Fixes: 18384/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAV1_fuzzer-5769439500304384

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 f011572e66)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-12-06 20:30:58 +01:00
Michael Niedermayer
7d76759b59 avcodec/utils: Check sample_rate before opening the decoder
Fixes: signed integer overflow: 2 * -1306460384 cannot be represented in type 'int'
Fixes: 17685/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_fuzzer-5747390337777664
Fixes: 17688/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INTERPLAY_ACM_fuzzer-5739287210885120
Fixes: 17699/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INTERPLAY_ACM_fuzzer-5678394531905536
Fixes: 17738/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TAK_fuzzer-5763415733174272
Fixes: 17746/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINKAUDIO_RDFT_fuzzer-5703008159006720

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 75fefb1fb7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-12-06 20:30:58 +01:00
Michael Niedermayer
4708c410e2 avcodec/g729dec: require buf_size to be non 0
The 0 case was added with the support for multiple packets. It
appears unintended and causes extra complexity and out of array
accesses (though within padding)

No testcase

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f64be9da4c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-12-06 20:30:58 +01:00