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Author SHA1 Message Date
Michael Niedermayer
c3eaff820a avcodec/lzf: Consider the needed size in reallocation 
Fixes: NULL pointer dereference
Fixes: 22381/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_NOTCHLC_fuzzer-5659879921680384.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 292b9b93a5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
e01d07c781 avformat/mlvdec: fail reading a packet with 0 streams 
Fixes: NULL pointer dereference
Fixes: 22604/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5667739074297856.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 5bd5c31087)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
be9e89efcd avformat/thp: Check compcount 
Fixes: out of array access
Fixes: 22520/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5100297658826752

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 1ba8484559)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
dd6147888c avcodec/adpcm: XA: Check shift similar to filter 
Fixes: negative shift
Fixes: 22499/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_XA_fuzzer-5765452130418688

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 6d96bae9c4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
8935ae4395 avcodec/huffyuvdec: Test vertical coordinate more often 
Fixes: out of array access
Fixes: 22892/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HYMT_fuzzer-5135996772679680.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 a1223ddc56)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
011c9cfab1 avcodec/hq_hqa: Check info size 
Fixes: assertion failure
Fixes: 21079/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HQ_HQA_fuzzer-5737046523248640

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 cf28521fee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
9ff5fd6537 avcodec/wmalosslessdec: Fix integer overflow in mclms_predict() 
Fixes: signed integer overflow: 2147483636 + 2048 cannot be represented in type 'int'
Fixes: 22016/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5109395618004992

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 c42ed06695)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
1ba97da44b avcodec/vp9dsp_template: Fix integer overflow(s) in iadst16_1d() 
Fixes: signed integer overflow: 1080285923 - -1130879337 cannot be represented in type 'int'
Fixes: 22002/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-6260237310099456

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 071e293723)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
6be68e6994 avcodec/h264dec: Disable forced small_padding on flag2 fast 
Fixes: 20978/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5746381832847360

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
083e0314b5 avformat/oggparsevorbis: Error out on double init of vp 
Fixes: memleak
Fixes: 19949/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5743636058210304

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 2a3bbc0086)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
d1eb5516bb avcodec/pnmdec: Use unsigned for maxval rescaling 
Fixes: signed integer overflow: 65535 * 55335 cannot be represented in type 'int'
Fixes: 21955/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-5669206981083136

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 49459aca47)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
dad19158aa avcodec/ivi: Clear got_p_frame before decoding a new frame using it 
Fixes: assertion failure
Fixes: 21666/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INDEO4_fuzzer-5706468994318336

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 1d633e6a0a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
e7262c1f19 avcodec/dsddec: Check channels 
Fixes: division by zero
Fixes: 21677/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DSD_MSBF_fuzzer-5712547983654912
Fixes: 21751/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DSD_LSBF_fuzzer-5197097180856320

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 2570a8777e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
05e2de8291 avcodec/xvididct: Fix integer overflow in idct_row() 
Fixes: signed integer overflow: -1238335488 + -1003634688 cannot be represented in type 'int'
Fixes: 21649/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5112005765890048

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 620236e4d2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
296d4bf22e avcodec/wmalosslessdec: Fix integer overflows in revert_inter_ch_decorr() 
Fixes: signed integer overflow: -717241856 + -1434459904 cannot be represented in type 'int'
Fixes: 21405/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5677143666458624

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 e9a4c4fe99)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
02656f5570 avcodec/cbs_jpeg: Fix infinite loop in cbs_jpeg_split_fragment() 
Fixes: Timeout
Fixes: 21104/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-5129580475318272

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 a3dc67c984)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
60b78cd99d avformat/mpegenc: Fix integer overflow with AV_NOPTS_VALUE 
Fixes: signed integer overflow: -9223372036854775808 - 45000 cannot be represented in type 'long'
Fixes: ticket8187

Found-by: Suhwan
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9874815b1a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
6ffdc413d6 avformat/swfenc: Fix integer overflow in frame rate handling 
Fixes: signed integer overflow: 30000299 * 256 cannot be represented in type 'int'
Fixes: ticket8184

Found-by: Suhwan
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 31f956acad)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
862801c68c avformat/aadec: Check toc_size to contain the minimum to demuxer uses 
Fixes: out of array access
Fixes: stack-buffer-overflow-READ-0x0831fff1

Found-by: GalyCannon <galycannon@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit daa2482871)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
6f582f69df avcodec/cbs_h265_syntax_template: Limit num_long_term_pics more strictly 
The limit is based on hevcdec.c
Fixes: 20854/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_METADATA_fuzzer-5160442882424832
Fixes: out of array access

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 435fa373d1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Dale Curtis
b2116b438e avformat/mov: Don't allow negative sample sizes. 
Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2d8d554f15)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Vitaly Buka
13adaa31a9 mpeg4videoenc: Don't crash with -fsanitize=bounds 
Also the patch makes this code consistent with mpeg4videodec.c

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f163d30de2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
71fefa15c0 avformat/mpegts: Shuffle avio_seek 
This avoids accessing an old, no longer valid buffer.
Fixes: out of array access
Fixes: crash_audio-2020

Found-by: le wu <shoulewoba@gmail.com>
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cd74af1416)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
ddaee77e3c avcodec/binkaudio: Fix 2Ghz sample_rate 
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 19950/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINKAUDIO_DCT_fuzzer-5765514337189888

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Suggested-by: Paul
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f603d10b1e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
a19dd37e2d avcodec/adpcm: Fix integer overflow in ADPCM THP 
The reference (thp.txt) uses floats so wrap around would seem incorrect.

Fixes: signed integer overflow: 1073741824 + 1073741824 cannot be represented in type 'int'
Fixes: 20658/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_THP_fuzzer-5646302555930624

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 b12b05374f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
1e31295ea2 avcodec/ralf: Check num_blocks before use 
Fixes: out of array access
Fixes: 20659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5739471895265280

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 f0c0471075)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
36ea0ddc75 avcodec/iff: Test video_size being non zero 
Fixes: Out of array access
Fixes: 20659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5658548592967680
Fixes: 20659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5723561177382912

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 a035fd88ae)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
75fb0d8276 avcodec/utvideodec: Fix integer overflow in decode_plane() 
Fixes: signed integer overflow: 2147483594 + 142 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_UTVIDEO_fuzzer-5658568101724160

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 876cfa67f3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
d01f5a4dc6 avcodec/ttadsp: Fix several integer overflows in tta_filter_process_c() 
Fixes: signed integer overflow: 1931744255 + 252497024 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TTA_fuzzer-5763348114440192

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 8627885172)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
c04b6048f5 avcodec/ralf: Fix integer overflow in decode_block() 
Fixes: signed integer overflow: 289082077 - -2003141111 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5196077752123392

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 0c4330847c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
428c542b45 avcodec/nuv: widen buf_size type 
Fixes: signed integer overflow: 65312 * 65312 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_NUV_fuzzer-5740176118906880

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 1ac106bf56)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
240b5f73f1 avcodec/iff: Fix several integer overflows 
Fixes: negation of -2147483648 cannot be represented in type 'int32_t' (aka 'int'); cast to an unsigned type to negate this value to itself
Fixes: signed integer overflow: -2147483648 - 1 cannot be represented in type 'int32_t' (aka 'int')
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5764066459254784

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 7a92147f87)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
dd83573043 avcodec/g729postfilter: Clip gain before scaling with AGC_FAC1 
The fixed point integer reference specifies the multiplication used
to have 16bit input and clips so we need to clip the input
The floating point implementation does not seem to do that.

Fixes: signed integer overflow: 6317568 * 410 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G729_fuzzer-5700189272932352

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 82d4c7b95e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
5325e60e47 avcodec/alac: Fix integer overflow with 24/20bps samples 
Fixes: signed integer overflow: 1020048 * 4096 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-5753877751660544

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 22e51e95ac)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
f65d68abd9 avcodec/dstdec: Check sample rate 
Fixes: out of array access
Fixes: 20659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DST_fuzzer-5735812071424000

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 5727b1f13f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
5cdbb2a977 avformat/thp: Require a video stream 
The demuxer code assumes the existence of a video stream

Fixes: assertion failure
Fixes: 21512/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5699660783288320

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 97c78caf3e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
e81e27ffd0 avformat/mpeg: Decrease score by 1 for files with very little valid data 
Fixes: 8233/PPY6574574605_cut.mp3

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 20f7b4dfc9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
d303f28c57 avcodec/pngdec: Check length in fdAT 
Fixes: 21089/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APNG_fuzzer-5135981419429888
Fixes: out of array read

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 79e5c2ee2b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
9e8e8a630e avcodec/g2meet: Check tile_width in epic_jb_decode_tile() 
Fixes: out of array access
Fixes: 21469/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G2M_fuzzer-5199357982015488

Alternatively the arrays can be made bigger or the index can be clipped.
In case a real file with such huge tiles exist we ask the user to upload it.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5501bb28dd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
35af336ccb avcodec/hapdec: Check tex_size more strictly and before using it 
Fixes: OOM
Fixes: 20774/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5678608951803904
Fixes: 20956/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5713643025203200

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 81fe316ad9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
ff3b195470 avcodec/vp9dsp_template: Fix integer overflows in idct32_1d() 
Fixes: signed integer overflow: -193177 * 11585 cannot be represented in type 'int'
Fixes: 20557/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-5704852816789504

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 e16e3e63f0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
f5d9e8af89 avcodec/alacdsp: Fix invalid shift in append_extra_bits() 
Fixes: left shift of negative value -1
Fixes: 21390/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-6242539519868928

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 49ae034b42)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
4f0893fefa libavcodec/wmalosslessdec: prevent sum of positive numbers from becoming negative 
Fixes: left shift of negative value -8321365
Fixes: 20506/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-4798062906310656

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 62e4003780)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
2d7a83457e avcodec/dstdec: Fix integer overflow in read_table() 
Fixes: signed integer overflow: -16 * 134217879 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DST_fuzzer-5639509530378240

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 2d465a401d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
778965d30d avcodec/txd: Check for input size against the header size. 
Fixes: Timeout (21sec -> 80ms)
Fixes: 20673/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TXD_fuzzer-5177453863763968

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 aeb4e43584)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
33440bd53b avcodec/svq1dec: Check that there is data left after the header 
Fixes: Timeout (21sec -> 255ms)
Fixes: 20709/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SVQ1_fuzzer-5085075089915904

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 55e344ee5a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
231a5e4528 avcodec/cbs_h265_syntax_template: Check num_negative/positive_pics when inter_ref_pic_set_prediction_flag is set 
Fixes: out of array access
Fixes: 20446/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_METADATA_fuzzer-5707770718584832

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 588114cea4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
7dc86d9a4d avcodec/intrax8: Check for end of bitstream in ff_intrax8_decode_picture() 
Fixes: Timeout (105sec -> 1sec)
Fixes: 20479/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1_fuzzer-5769846937878528

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 0a9ccc2514)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
1e7bbb3600 avcodec/hevc_mp4toannexb_bsf: Check nalu_size 
Fixes: Timeout (29sec -> 5ms)
Fixes: 20237/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_MP4TOANNEXB_fuzzer-5165615044362240

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 ae2537f53e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
Michael Niedermayer
fc559ce561 avcodec/iff: Check length before memcpy() in decode_deep_rle32() 
Fixes: out of array read
Fixes: 20796/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5111364702175232.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 b4a33387cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00