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Author SHA1 Message Date
Michael Niedermayer
313af22942 avcodec/vc1_block: Fix undefined behavior in ac prediction rescaling 
The intermediates are required to fit in 12bit (8.1.3.9 Coefficient Scaling)
See SMPTE 421M-2006 and Amendment 1-2007

Fixes: signed integer overflow: -20691 * 262144 cannot be represented in type 'int'
Fixes: 18479/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1_fuzzer-5128912371187712

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 7fc1baf0ca)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-21 23:42:51 +01:00
Michael Niedermayer
0e96cffff6 avcodec/qdm2: The smallest header seems to have 2 bytes so treat 1 as invalid 
Fixes: Timeout (217sec -> 2ms)
Fixes: 18488/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDM2_fuzzer-5708293662310400

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 e36ccb5048)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-21 23:42:36 +01:00
Michael Niedermayer
5222756b36 avcodec/apedec: Fixes integer overflow of res+*data in do_apply_filter() 
Fixes: signed integer overflow: 7400 + 2147482786 cannot be represented in type 'int'
Fixes: 18405/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5708834760294400

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 dc3f327e74)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-21 23:41:47 +01:00
Michael Niedermayer
c2f81cfc78 avcodec/sonic: Fix integer overflow in predictor_calc_error() 
Fixes: signed integer overflow: 5 * -1094995529 cannot be represented in type 'int'
Fixes: 18346/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-5709623893426176

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 c8c17b8cef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-21 23:40:46 +01:00
Michael Niedermayer
0a4d2b5f67 avformat/mp3dec: Check that the frame fits within the probe buffer 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e9a335150a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-21 23:27:24 +01:00
Michael Niedermayer
6e208e78d3 Update for 3.4.7 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 17:19:45 +01:00
Carl Eugen Hoyos
1b814e6aff lavc/tableprint_vlc: Remove avpriv_request_sample() from included files. 
Fixes compilation with --enable-hardcoded-tables.
Fixes ticket #7962.

(cherry picked from commit c8232e5007)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 17:03:14 +01:00
Michael Niedermayer
955c310b75 avcodec/wmaprodec: get frame during frame decode 
Fixes: memleak
Fixes: 17615/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XMA2_fuzzer-5681306024804352

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 0f89a2293e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
9e635252fb avcodec/interplayacm: Fix overflow of last unused value 
Fixes: signed integer overflow: -2147450880 - 65535 cannot be represented in type 'int'
Fixes: 18393/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INTERPLAY_ACM_fuzzer-5667520110919680

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 10eabb8e40)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
965b610359 avcodec/adpcm: Fix undefined behavior with negative predictions in IMA OKI 
Fixes: left shift of negative value -30
Fixes: 18392/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_IMA_OKI_fuzzer-5631771831435264

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 7786f6c30e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
07f16ceb8e avcodec/cook: Move up and extend block_align check 
Fixes: signed integer overflow: 2046820356 * 8 cannot be represented in type 'int'
Fixes: 18391/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_COOK_fuzzer-5631674666188800

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 1c63edcdd2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
d737429008 avcodec/twinvq: Check block_align 
Fixes: signed integer overflow: 538976288 * 8 cannot be represented in type 'int'
Fixes: 18348/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_METASOUND_fuzzer-6681325716635648

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 97f778e9c5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
d3fe22a1dc avcodec/cook: Enlarge gain table 
Fixes: index 25 out of bounds for type 'float [23]'
Fixes: 18355/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_COOK_fuzzer-5641398941908992

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 50001cd440)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
a76e4ba104 avcodec/cook: Check samples_per_channel earlier 
Fixes: division by zero
Fixes: 18362/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_COOK_fuzzer-5653727679086592

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 57750bb629)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
25727befcc avcodec/atrac3plus: Check split point in fill mode 3 
Fixes: index 32 out of bounds for type 'int [32]'
Fixes: 18350/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ATRAC3P_fuzzer-5643794862571520

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 de5102fd92)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
8255244f19 avcodec/wmavoice: Check sample_rate 
Fixes: left shift of 538976288 by 8 places cannot be represented in type 'int'
Fixes: 18376/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAVOICE_fuzzer-5741645391200256

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 55c97a7637)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
f94127a40e avcodec/xsubdec: fix overflow in alpha handling 
Fixes: left shift of 255 by 24 places cannot be represented in type 'int'
Fixes: 18368/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XSUB_fuzzer-5702665442426880

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 9ea9973959)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
4b8a0ce8f7 avcodec/iff: Check available space before entering loop in decode_long_vertical_delta2() / decode_long_vertical_delta() 
Fixes: Timeout (31sec -> 41ms)
Fixes: 18380/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5645210121404416

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 32b3c8ce7d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
ffc4603e61 avcodec/apedec: Fix integer overflow in filter_3800() 
Fixes: signed integer overflow: 2117181180 + 60483298 cannot be represented in type 'int'
Fixes: 18344/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5685327791915008

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 1c038c5c63)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
5ebee49b34 avutil/lfg: Document the AVLFG struct 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d6fea2ef22)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
a687664dd4 avcodec/ffv1dec: Use a different error message for the slice level CRC 
This way they can be told apart easily

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit df498cf544)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
aaa9b96cf6 avcodec/apedec: Fix undefined integer overflow in long_filter_ehigh_3830() 
Fixes: signed integer overflow: -1094995529 * 2 cannot be represented in type 'int'
Fixes: 18281/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5692589180715008

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 1d1719a44d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
3de0c702bd avcodec/dstdec: Check that AC probabilities are within range 
ISO/IEC 14496-3:2005(E): "Each entry of P_one[ ][ ] is in the range of 1 to
128, corresponding to a probability of 1/256 to 128/256 of the next error bit (bit E, See Figure 10.5)..."

Fixes: Timeout (42sec ->1sec)
Fixes: 18181/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DST_fuzzer-5736646250594304

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 0c3e1b395b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
2258982c8b avcodec/dstdec: Check read_table() for failure 
Fixes: Timeout (too long -> 42sec)
Fixes: 18181/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DST_fuzzer-5736646250594304

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 03ea8d8cd4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
e0d167051e avcodec/snowenc: Set mb_num to avoid ratecontrol floating point divisions by 0.0 
Fixes: Ticket7990

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 55279d699f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
0c9ad1c746 avcodec/snowenc: Fix 2 undefined shifts 
Fixes: Ticket7990

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8802e329c8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
f4103876f9 avformat/nutenc: Do not pass NULL to memcmp() in get_needed_flags() 
This compared to the other suggestions is cleaner and easier to understand
keeping the condition in the if() simple.

This affects alot of fate tests.

See: [FFmpeg-devel] [PATCH 05/11] avformat/nutenc: Don't pass NULL to memcmp
See: [FFmpeg-devel] [PATCH]lavf/nutenc: Do not call memcmp() with NULL argument

Fixes: Ticket 7980

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e4fdeb3fce)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
eda9406895 avcodec/aacdec_template: Check samplerate 
Fixes: signed integer overflow: 2 * 1881153568 cannot be represented in type 'int'
Fixes: 17996/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5687126468853760

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 7730bacb41)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:47 +01:00
Michael Niedermayer
a154ec5f43 avcodec/truemotion2: Fix several integer overflows in tm2_low_res_block() 
Fixes: signed integer overflow: 1077952576 + 1355863565 cannot be represented in type 'int'
Fixes: 16196/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-5679842317565952

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 2b655f55ea)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
64b961273a 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>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
2635bfb2b3 avcodec/wmalosslessdec: Fix some integer anomalies 
Fixes: left shift of negative value -341180
Fixes: 18401/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5686380134400000

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 d3dee676b8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
7369aa201e avcodec/adpcm: Fix invalid shifts in ADPCM DTK 
Fixes: left shift of negative value -1
Fixes: 18397/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_DTK_fuzzer-5675653487132672

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 34e701ff93)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
132e4e5460 avcodec/apedec: Only clear the needed buffer space, instead of all 
Fixes: Timeout (15sec -> 0.4sec)
Fixes: 18396/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5730080487112704

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 f17ea02001)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
490f931494 avcodec/libvorbisdec: Fix insufficient input checks leading to out of array reads 
Fixes: 16144/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LIBVORBIS_fuzzer-5638618940440576
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 069be4aa5d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
a1d6813649 avcodec/g723_1dec: fix invalid shift with negative sid_gain 
Fixes: left shift of negative value -1
Fixes: 18395/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G723_1_fuzzer-5710313034350592

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 1850c3feaa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
68274f568e avcodec/vp5: Check render_x/y 
Fixes: Timeout (15sec -> 91ms)
Fixes: 18353/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP5_fuzzer-5704150326706176

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 698e042c77)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
7b0ad24b10 avcodec/qdrw: Check input for header/skiped space before get_buffer() 
Fixes: Timeout (21sec -> 0.8sec)
Fixes: 17990/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDRAW_fuzzer-5200374436200448

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 b63fbc19c0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
4ed397df65 avcodec/ralf: Skip initializing unused filter variables 
Fixes: left shift of negative value -1
Fixes: 17890/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5643307467669504

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 f4ecf6c39d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
e02dedf267 avcodec/takdec: Fix overflow with large sample rates 
Fixes: signed integer overflow: 2147483647 + 511 cannot be represented in type 'int'
Fixes: 17899/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TAK_fuzzer-5719753322135552

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 42eb78059d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
09e942aa4d avcodec/alsdec: Check that input space for header exists in read_diff_float_data() 
Fixes: Timeout (21sec -> 8sec)
Fixes: 17832/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5737092172218368

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 09581f7923)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
b3d6eabd78 avformat/pjsdec: Check duration for overflow 
Fixes: signed integer overflow: -3 - 9223372036854775807 cannot be represented in type 'long'
Fixes: 17828/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5645915116797952

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 1efaac6932)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
8d483f9849 avcodec/ptx: Check that the input contains at least one line 
Fixes: Timeout (19sec -> 44ms)
Fixes: 17816/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PTX_fuzzer-5704459950227456

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 a6ad328256)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
958cc68d51 avcodec/alac: Fix integer overflow in LPC 
Fixes: signed integer overflow: 2147483628 + 128 cannot be represented in type 'int'
Fixes: 17783/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-5146470595952640

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 44b73a0568)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
b58e7868f2 avcodec/smacker: Fix integer overflows in pred[] in smka_decode_frame() 
Fixes: signed integer overflow: -2147481503 + -32732 cannot be represented in type 'int'
Fixes: 17782/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMACKAUD_fuzzer-5769672225456128

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 a76897e19c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
08972bff12 avcodec/aliaspixdec: Check input size against minimal picture size 
Fixes: Timeout (15sec -> 72ms)
Fixes: 17774/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALIAS_PIX_fuzzer-5193929107963904

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 8c69310477)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
8d7d6066ef avcodec/ffwavesynth: Fix integer overflows in pink noise addition 
Fixes: signed integer overflow: -1795675744 + -1926578528 cannot be represented in type 'int'
Fixes: 17741/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-5131336402075648

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 7916b6863c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
0dc659b8fb avcodec/vc1_block: Fixes integer overflow in vc1_decode_i_block_adv() 
Fixes: signed integer overflow: 62220 * 262144 cannot be represented in type 'int'
Fixes: 17145/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1IMAGE_fuzzer-5667394743173120

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 6fdeb20817)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
c992a8301a avcodec/wmalosslessdec: Check block_align 
Fixes: NULL pointer dereference
Fixes: 18331/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5652847445671936

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 c1c799271e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
f628f38f6e avcodec/g729postfilter: Fix left shift of negative value 
Fixes: Ticket8176

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5f0acc5064)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00
Michael Niedermayer
7c7e103729 avcodec/binkaudio: Check sample rate 
Fixes: signed integer overflow: 1092624416 * 2 cannot be represented in type 'int'
Fixes: 18045/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINKAUDIO_RDFT_fuzzer-5718519492116480

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2fca09bce4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-11-15 12:25:46 +01:00