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36944 Commits

Author SHA1 Message Date
Michael Niedermayer
6bdc6bef2a 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 a0296fc056)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
03dee014f4 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 cabfed6895)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
56f8ab1802 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 fc8cff96ed)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
4674c4594f avcodec/dcadsp: Fix runtime error: signed integer overflow 
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 9244b839b7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
f66140a1bd avcodec/svq3: Reject dx/dy beyond 16bit 
The code does use 16bit sized arrays later so larger deltas would not work

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 48b3117844)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
fa595a94a1 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 382b4fc9b5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
8fee7589d5 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 b29feec982)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
bd2e3b0e90 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 2f00300b77)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
50cd472ce6 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 6ca82975b7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
8fb0b9ae35 avcodec/x86/vc1dsp_init: Fix build failure with --disable-optimizations and clang 
compilers doing DCE at -O0 do not necessarily understand "complex" boolean expressions
Build succeeds with this change, this was the only failure

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fa8fd0808f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Martin Vignali
0ed8bab02f libavcodec/exr : fix float to uint16 conversion for negative float value 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e46d637452)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
0a6598536c 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 61ee2ca775)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
7655f73c45 avcodec/h264: Check weight values to be within the specs limits. 
Fixes: integer overflows
Fixes: 911/clusterfuzz-testcase-5415105606975488

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Reviewed-by: "Ronald S. Bultje" <rsbultje@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 08117a4015)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
wm4
4ed0177e4a avcodec: fix uninitialized variable read 
This cna happen if the user tries to call the new decode API for
subtitles.

Fixes CID 1402071.

(cherry picked from commit b4b8ca24f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
4dcceb650d 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 f48b6b8b91)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Timothy Gu
efc708afae omx: Fix OOM check 
Also use av_mallocz_array().

Fixes CID1396839.

(cherry picked from commit 16a75304fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Philip Langdale
d4f4fa22d7 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 4e6d1c1f4e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
8ee3f73464 avcodec/h264_ps: Fix runtime error: signed integer overflow: 2147483647 + 26 cannot be represented in type 'int' 
Fixes: 902/clusterfuzz-testcase-4561155144024064

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Reviewed-by: "Ronald S. Bultje" <rsbultje@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4f727fbc73)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
fc863900b7 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 3182e19c1c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
6f0a892ba0 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 98da63b3f5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
a7ccd87090 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 5d996b5649)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
6652799267 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 8ebed703f1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
6ee76fab4c 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 108b02e547)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
81ea01fb1c 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 7cebc5a9cc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
b0c5fff859 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 a66c6e28b5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
8eadc50021 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 44e2105189)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
f03bab0240 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 e2a4f1a9eb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
7c349ae7e9 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 222c9f031d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
60385207aa 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 800d02abe0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
d63cec6ce3 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 3016e919d4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
9b783dc492 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 ba15005132)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
43919b6e2e 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 fab13bbbcd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
b31b1499cf 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 d757ddbaab)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
87ae545648 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 ab998f4c7f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
0cabddc13b 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 d23727e042)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
4071e7eaab 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 eb41956636)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
fe4b666707 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 4b72d5cd6f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
a07319a0cc 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 4bd3f1ce3e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
4c91e1eb5c 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 63e400a880)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
aa34d29b2e 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 25e93aacc2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
5d21cfb170 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 87eb374970)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
842c0b9f59 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 aff8cf18cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
be3852ab9b 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 76ba09d182)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
025af5ccd1 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 6871df02d9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
706dd2331a 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 6179dc8aa7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
0ccc767a15 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 631f748491)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
e2b46de961 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 956472a323)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
297b077b49 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 258763ad0e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
09dfcb857e 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 aa2b75263e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00
Michael Niedermayer
6be28e7545 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 c91bdd4524)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 12:20:15 +02:00