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Author SHA1 Message Date
Michael Niedermayer
7dc7d70644 libavcodec/mpeg4videodec: Convert sprite_offset to 64bit 
This avoids intermediates from overflowing (the final values are checked)
Fixes: runtime error: signed integer overflow: -167712 + -2147352576 cannot be represented in type 'int'

Fixes: 1298/clusterfuzz-testcase-minimized-5955580877340672

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c1c3a14073b33f790075f2884ea5c64451a6c876)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
4ea21dd574 avcodec/pngdec: Use ff_set_dimensions() 
Fixes OOM
Fixes: 1314/clusterfuzz-testcase-minimized-4621997222920192

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a0296fc056f0d86943c697c505a181744b07dd45)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
0a391b738e avcodec/msvideo1: Check buffer size before re-getting the frame 
Fixes timeout
Fixes: 1306/clusterfuzz-testcase-minimized-6152296217968640

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cabfed6895fcc679cd6a6244a12d800e0f3f2d20)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
533999aaad avcodec/h264_cavlc: Fix undefined behavior on qscale overflow 
Fixes: 1214/clusterfuzz-testcase-minimized-6130606599569408

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fc8cff96ed45dfdb91ed03e9942845f28be0e770)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
9d2939a791 avcodec/svq3: Increase offsets to prevent integer overflows 
Fixes: 1280/clusterfuzz-testcase-minimized-6102353767825408

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 382b4fc9b5f3102f59743bf9c8619b31dd8ede1b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
97458a040f avcodec/indeo2: Check remaining bits in ir2_decode_plane() 
Fixes: 1290/clusterfuzz-testcase-minimized-5815578902134784
Fixes: timeout

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b29feec9829cfab2523c8d95e35bd69e689ea4af)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
7f5c9250de avcodec/vp3: Check remaining bits in unpack_dct_coeffs() 
Decreases the time spend decoding junk.

May fix: 1283/clusterfuzz-testcase-minimized-6221126759874560

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2f00300b779e7b247c85db0d7daef448225105ff)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
37f5bfaa2b avcodec/mdec: Fix runtime error: left shift of negative value -127 
Fixes undefined behavior
Fixes: 1275/clusterfuzz-testcase-minimized-6718162017976320

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6ca82975b7a8eaf676a52738ec8e7e36732327cc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Martin Vignali
d1b23e5c0c libavcodec/exr : fix float to uint16 conversion for negative float value 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e46d63745215c04637e7797228bad36bce49d881)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Derek Buitenhuis
77dd220385 avformat/webmdashenc: Validate the 'streams' adaptation sets parameter 
It should not be a value larger than the number of streams we have,
or it will cause invalid reads and/or SIGSEGV.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ec07efa70012845e8642df67a4a773f510a17088)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Derek Buitenhuis
436f1d4562 avformat/webmdashenc: Require the 'adaptation_sets' option to be set 
This seems to be non-optional, and if the muxer is run without it,
strlen() is run on NULL, causing a segfault.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cbd3a68f3e1c2d1679370301eb5e1a32a2df64fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
3fd8e79dc9 avcodec/dvdsubdec: Fixes 2 runtime error: left shift of 170 by 24 places cannot be represented in type 'int' 
Fixes: 619/clusterfuzz-testcase-5803914534322176

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 61ee2ca7758672128e30b3e87908b6845e006d71)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
cbd0036856 avfilter/avfiltergraph: Add assert to write down in machine readable form what is assumed about sample rates in swap_samplerates_on_filter() 
Fixes CID1397292

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5f2b360fc05bbb4f21e1247d1d9af303113d6c25)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
344e5de993 avcodec/tiff: Perform multiply in tiff_unpack_lzma() as 64bit 
This should make no difference as the value should not be able to be that large
but its more correct this way

Fixes CID1348138

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f48b6b8b91d63148ef50d096688ed7226cd6ddf4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Philip Langdale
9c7730417d avcodec/vdpau_hevc: Fix potential out-of-bounds write 
The maximum number of references is 16, so the index value cannot
exceed 15.

Fixes Coverity CID 1348139, 1348140, 1348141

(cherry picked from commit 4e6d1c1f4ec83000a067ff14452b34c1f2d2a43a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
95594b9815 avcodec/tiff: Check geotag count for being non zero 
Fixes memleak
Fixes: 874/clusterfuzz-testcase-5252796175613952

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3182e19c1c29eef60208a67ad8ecad1d9a2d0694)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
a2a028af6e avcodec/vp56: Check avctx->error_concealment before enabling EC 
Fixes timeout with 847/clusterfuzz-testcase-5291877358108672
Fixes timeout with 850/clusterfuzz-testcase-5721296509861888

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 98da63b3f5f5a277c5c3a16860db9a9f6741e54c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
26b2b2d052 avcodec/tiff: Check stripsize strippos for overflow 
Fixes: 861/clusterfuzz-testcase-5688284384591872

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5d996b56499f00f80b02a41bab3d6b7349e36e9d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
17624e4156 avcodec/mpegaudiodec_template: Make l3_unscale() work with e=0 
Fixes undefined behavior
Fixes: 830/clusterfuzz-testcase-6253175327686656

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8ebed703f153e979edb2156754c8bdac4d5d6266)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
b34ca8295d avcodec/tiff: Check for multiple geo key directories 
Fixes memleak
Fixes: 826/clusterfuzz-testcase-5316921379520512

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 108b02e5471c1dae248200db694aba9b7b8555a8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
922013c983 avcodec/wavpack: Fix runtime error: shift exponent 32 is too large for 32-bit type 'int' 
Fixes: 822/clusterfuzz-testcase-4873433189974016

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7cebc5a9ccba0de7bddf7900ae85652ebc66141c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
36c314e76a avcodec/rv34: Fix runtime error: signed integer overflow: 36880 * 66288 cannot be represented in type 'int' 
Fixes: 768/clusterfuzz-testcase-4807444305805312

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a66c6e28b543804f50df1c6083a204219b6b1daa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
4e2c1055a0 avcodec/amrwbdec: Fix runtime error: left shift of negative value -1 
Fixes: 763/clusterfuzz-testcase-6007567320875008

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 44e2105189ac66637f34c764febc349238250b1d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
e83d6c6819 avcodec/mpeg4videodec: Fix runtime error: signed integer overflow: -135088512 * 16 cannot be represented in type 'int' 
Fixes: 736/clusterfuzz-testcase-5580263943831552

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e2a4f1a9eb2c1ef3feed4a4f04db7629f2b61084)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
96cc855c1a avcodec/h264_mvpred: Fix runtime error: left shift of negative value -1 
Fixes: 734/clusterfuzz-testcase-4821293192970240

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 222c9f031de3315af62be6d7a99c71105e516088)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
bf37f12f40 avcodec/mjpegdec: Fix runtime error: left shift of negative value -127 
Fixes: 733/clusterfuzz-testcase-4682158096515072

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 800d02abe041deacab5585bf41c1bc2ae5f4b922)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
4d4ce42f0b avcodec/wavpack: Fix runtime error: left shift of negative value -5 
Fixes: 729/clusterfuzz-testcase-5154831595470848

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3016e919d4e1d90da98af19ce2a9d4979506eaf3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
f31e43175c avcodec/wavpack: Fix runtime error: left shift of negative value -2 
Fixes: 723/clusterfuzz-testcase-6471394663596032

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ba150051322c02e24c004bd5309468886e1e5ab6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
5cb5e2550e avcodec/mpeg4videodec: Fix runtime error: signed integer overflow: 134527392 * 16 cannot be represented in type 'int' 
This checks the sprite delta intermediates for overflow
Fixes: 716/clusterfuzz-testcase-4890287480504320

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fab13bbbcdf92da165f1a6be94fbb8f87fac639a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
c41ce74c8a avcodec/mpeg12dec: Fix runtime error: left shift of negative value -13 
Fixes: 709/clusterfuzz-testcase-4789836449841152

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d757ddbaab8f03b3664788e620314b70ac791319)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
8ca5f502ac avcodec/h264_mvpred: Fix multiple runtime error: left shift of negative value 
Fixes: 710/clusterfuzz-testcase-5091051431788544

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ab998f4c7faf90d0e46b6ead38a1df1f6a31e2eb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
1a8f1ae223 avcodec/adxdec: Fix runtime error: left shift of negative value -1 
Fixes: 705/clusterfuzz-testcase-5129572590813184

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d23727e0420b9f77f0d4cb28b43819b402f702e5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
66d81c5926 avcodec/mpeg4videodec: Improve the overflow checks in mpeg4_decode_sprite_trajectory() 
Also clear the state on errors

Fixes integer overflows in 701/clusterfuzz-testcase-6594719951880192

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit eb41956636fc264fe2077b78ef00591d83bbbace)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
718c1433d9 avcodec/mjpegdec: Fix runtime error: left shift of negative value -511 
Fixes: 693/clusterfuzz-testcase-6109776066904064

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4b72d5cd6f9341dcafdbc1b9030166aa987b8304)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
b9cc73fafb avcodec/h264_direct: Fix runtime error: left shift of negative value -14 
Fixes: 682/clusterfuzz-testcase-4799120021651456

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4bd3f1ce3e68a9348e97ec07a247048ea72ed808)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
e65462291e avcodec/pictordec: Check plane value before doing value/mask computations 
Fixes integer overflow
Fixes: 675/clusterfuzz-testcase-6722971232108544

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 63e400a8807dca7b0ffa3841df2e31f7419abb8d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
09e51a464c avcodec/mpeg4videodec: Fix runtime error: left shift of negative value -2650 
Fixes: 674/clusterfuzz-testcase-6713275880308736

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 25e93aacc2142f3b57f1e63c67ca46d304f154ef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
5453ac597e avcodec/eac3dec: Fix runtime error: left shift of negative value -3 
Fixes: 672/clusterfuzz-testcase-5595018867769344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 87eb3749708c0eb2978f4812c7be2a4af667fdb7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
d782b0b2ad avcodec/mpeg12dec: Fix runtime error: left shift of negative value -2 
671/clusterfuzz-testcase-4990381827555328

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit aff8cf18cb0b1fa4f2e3d163c3da2f25aa6d1906)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
e5c39ad0e9 avcodec/mpeg4videodec: Check the other 3 sprite points for intermediate overflows 
This is not necessarily specific to fuzzed files

Fixes: Multiple integer overflows
Fixes: 656/clusterfuzz-testcase-6463814516080640
Fixes: 658/clusterfuzz-testcase-6691260146384896

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 76ba09d18245a2a41dc5f93a60fd00cdf358cb1f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
a50259df79 avcodec/mpeg4videodec: Check sprite_offset in addition to shifts 
Fixes: 651/clusterfuzz-testcase-5710668915277824

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6871df02d973c9ffc1aa4f6d08fb4b1b63d411be)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
bccc669fb1 avcodec/mpeg4video: Fix runtime error: left shift of negative value 
Fixes: 644/clusterfuzz-testcase-4726434209726464
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6179dc8aa7e5fc5358b9614306f93f1adadf22a4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
38e34f5015 avcodec/ituh263dec: Fix runtime error: left shift of negative value -22 
Fixes: 639/clusterfuzz-testcase-5143866241974272

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 631f7484918a9e7260377c3cea878be708609e64)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
12a4a93b40 avcodec/rv40: Fix runtime error: left shift of negative value 
Fixes: 630/clusterfuzz-testcase-6608718928019456

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 956472a3236cc8eaeba5147c55b51bde6005c898)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:33 +02:00
Michael Niedermayer
00870c248e avcodec/h264_cabac: runtime error: signed integer overflow: 2147483647 + 14 cannot be represented in type 'int' 
Fixes: 614/clusterfuzz-testcase-4931860079575040

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 258763ad0e1efff82bbe2beb97527d3c19f40932)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:32 +02:00
Michael Niedermayer
016a8e7772 avcodec/mpeg4videodec: Fix runtime error: shift exponent -2 is negative 
Fixes: 612/clusterfuzz-testcase-4707817137111040

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit aa2b75263e17651187b1475551a02aa2f4ff65fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:32 +02:00
Michael Niedermayer
8f64abc5e2 avcodec/mjpegdec: Fix runtime error: left shift of negative value -507 
Fixes: 611/clusterfuzz-testcase-5613455820193792

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c91bdd4524815125e1f7d8dee22ee7a73173c39a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:32 +02:00
Michael Niedermayer
554687bff6 avcodec/eac3dec: Fix runtime error: left shift of negative value 
Fixes: 610/clusterfuzz-testcase-4831030085156864

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 067485b673f6ac4b1207d6fc975d1fd968edc68e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:32 +02:00
Michael Niedermayer
b1817a23c2 avcodec/vp6: clear dimensions on failed resolution change in vp6_parse_header() 
Fixes: 807/clusterfuzz-testcase-6470061042696192
Fixes null pointer dereference

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 967feea5ebb744dce97ab327d33502b43fca0c7f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:32 +02:00
Michael Niedermayer
f8769b1a70 avcodec/vp56: Reset have_undamaged_frame on resolution changes 
Fixes: timeout in 758/clusterfuzz-testcase-4720832028868608

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6e913f212907048d7009cf2f15551781c69b9985)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-20 03:41:32 +02:00