Michael Niedermayer
2ad23b93b5
avcodec/vp3: Error out on invalid num_coeffs in unpack_vlcs()
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This fixes a hypothetical integer overflow
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit f2318aee8c )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
cec38382db
avcodec/mpeg4videodec: Ignore multiple VOL headers
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Fixes: Ticket7005
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 63a4bdbf3b )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
0ff1825ea3
avcodec/vp3: Check eob_run
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Fixes: out of array access
Fixes: 5919/clusterfuzz-testcase-minimized-5859311382167552
Fixes: special case for theora (untested due to lack of sample)
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 570023eab3 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
4423cbf1b4
avcodec/pafvideo: Check allocated frame size
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Fixes: OOM
Fixes: 5549/clusterfuzz-testcase-minimized-5390553567985664
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 66acb63028 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
c4153d40d5
avcodec/scpr: Fix reading a pixel before the first
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Fixes: 5540/clusterfuzz-testcase-minimized-6122458273808384
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 0fb33a8289 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Nekopanda
cc0d2f110d
avcodec/mpeg2dec: Fix field selection for skipped macroblocks
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For B field pictures, the spec says,
> The prediction shall be made from the field of the same parity as the field being predicted.
I did it.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 8b154cb3e9 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
86296fe24d
avcodec/huffyuvdec: Check input buffer size
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Fixes: Timeout
Fixes: 5487/clusterfuzz-testcase-4696837035393024
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 08c220d26c )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
342f1da134
avcodec/utvideodec: Fix bytes left check in decode_frame()
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Fixes: out of array read
Fixes: poc-2017.avi
Found-by: GwanYeong Kim <gy741.kim@gmail.com >
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 118e1b0b33 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
5e67a2e13a
avcodec/wavpack: Fix integer overflow in FFABS
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Fixes: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: 5396/clusterfuzz-testcase-minimized-6558555529281536
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 8e50bd61e4 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
9efd80dc09
avcodec/aacsbr_fixed: Fix overflows in rounding in sbr_hf_assemble()
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Fixes: runtime error: signed integer overflow: 2052929346 + 204817098 cannot be represented in type 'int'
Fixes: 5275/clusterfuzz-testcase-minimized-5367635958038528
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 b1bef755f6 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
Michael Niedermayer
ce7f65be6e
avcodec/exr: Fix memleaks in decode_header()
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Fixes: 4793/clusterfuzz-testcase-minimized-5707366629638144
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 0a2560a977 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-02-11 19:41:43 +01:00
James Almer
af54886de8
avcodec/mediacodecdec: use ff_hevc_ps_uninit()
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Fixes memleaks.
Signed-off-by: James Almer <jamrial@gmail.com >
(cherry picked from commit 782e066e3e )
2018-01-30 22:07:35 -03:00
James Almer
e5bbb52194
avcodec/hevc_parser: use ff_hevc_uninit_parameter_sets()
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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc >
Signed-off-by: James Almer <jamrial@gmail.com >
(cherry picked from commit 2159d4bbc3 )
2018-01-30 22:07:28 -03:00
James Almer
d7d5a3379d
avcodec/hevcdec: use ff_hevc_uninit_parameter_sets()
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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc >
Signed-off-by: James Almer <jamrial@gmail.com >
(cherry picked from commit 1f0cf1b2f4 )
2018-01-30 22:07:21 -03:00
James Almer
64f0fd5998
avcodec/hevc_ps: add a function to uninitialize parameter set buffers
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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc >
Signed-off-by: James Almer <jamrial@gmail.com >
(cherry picked from commit 9462b2b820 )
2018-01-30 22:06:59 -03:00
Michael Niedermayer
c1c50fc4a7
avcodec/dirac_dwt: Fix several integer overflows
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Fixes: runtime error: signed integer overflow: -2146071175 + -268479557 cannot be represented in type 'int'
Fixes: 5237/clusterfuzz-testcase-minimized-4569895275593728
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 fe1e6c06d0 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-30 23:55:43 +01:00
Michael Niedermayer
d06972535e
avcodec/indeo5: Do not leave frame_type set to an invalid value
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Fixes: null pointer dereference
Fixes: 5264/clusterfuzz-testcase-minimized-4621956621008896
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 2ff9f17851 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-30 23:45:10 +01:00
Michael Niedermayer
93437a18d8
avcodec/hevc_ps: Check log2_sao_offset_scale_*
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Fixes: 4868/clusterfuzz-testcase-minimized-6236542906400768
Fixes: runtime error: shift exponent 126 is too large for 32-bit type 'int'
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 4a75a75c62 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-30 23:26:03 +01:00
Michael Niedermayer
d07f78ae72
avcodec/mpeg4videodec: Avoid possibly aliasing violating casts
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Found-by: kierank
Reviewed-by: Kieran Kunhya <kieran618@googlemail.com >
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit d4967c04e0 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-30 23:08:58 +01:00
Michael Niedermayer
cd478122b0
avcodec/get_bits: Document the return code of get_vlc2()
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Found-by: kierank
Reviewed-by: Kieran Kunhya <kieran618@googlemail.com >
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 4a94ff4ccd )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-30 22:50:23 +01:00
Michael Niedermayer
6723a43609
avcodec/mpeg4videodec: Check mb_num also against 0
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The spec implies that 0 is invalid in addition to the existing checks
Found-by: <kierank>
Reviewed-by: Kieran Kunhya <kieran618@googlemail.com >
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 05f4703a16 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-30 22:49:55 +01:00
Michael Niedermayer
11498c22a0
avcodec/hevc_cabac: Check prefix so as to avoid invalid shifts in coeff_abs_level_remaining_decode()
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I suspect that this can be limited tighter, but i failed to find anything
in the spec that would confirm that.
Fixes: 4833/clusterfuzz-testcase-minimized-5302840101699584
Fixes: runtime error: left shift of 134217730 by 4 places cannot be represented in type 'int'
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 a026a3efae )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
2fdb27b512
avcodec/mjpegdec: Fix integer overflow in DC dequantization
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Fixes: runtime error: signed integer overflow: -65535 * 65312 cannot be represented in type 'int'
Fixes: 4900/clusterfuzz-testcase-minimized-5769019744321536
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 1bfc1aa004 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
c1b74d608c
avcodec/dxtory: Fix bits left checks
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Fixes: Timeout
Fixes: 4863/clusterfuzz-testcase-6347354178322432
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 6e1a167c55 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
edf200e2bc
avcodec/hevc_cabac: Move prefix check in coeff_abs_level_remaining_decode() down
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 94d4237a7a )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
6ed5e44998
avcodec/truemotion2: Fix integer overflow in TM2_RECALC_BLOCK()
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Fixes: signed integer overflow: 1477974040 - -1877995504 cannot be represented in type 'int'
Fixes: 4861/clusterfuzz-testcase-minimized-4570316383715328
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 56a53340ed )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
aed915b8a6
avcodec/snowdec: Fix integer overflow before htaps check
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Fixes: runtime error: signed integer overflow: -1094995529 * 2 cannot be represented in type 'int'
Fixes: 4828/clusterfuzz-testcase-minimized-5100849937252352
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 2eecf3cf8e )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
540f4467c8
avcodec/ulti: Check number of blocks at init
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Fixes: Timeout
Fixes: 4832/clusterfuzz-testcase-4699096590843904
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 725353525e )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
bae4d39437
avcodec/wavpack: Fix integer overflows in wv_unpack_stereo / mono
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Fixes: runtime error: signed integer overflow: 2146276249 + 1487583 cannot be represented in type 'int'
Fixes: 4823/clusterfuzz-testcase-minimized-4551896611160064
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 83e34ae3c2 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
f56215d3ff
avcodec/jpeg2000: Check sum of sizes of band->prec before allocating
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Fixes: OOM
Fixes: 4810/clusterfuzz-testcase-minimized-6034253235093504
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 6887e41243 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
56b0179b6a
avcodec/ac3dec_fixed: Fix integer overflow in scale_coefs()
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Fixes: runtime error: signed integer overflow: 2147483520 + 128 cannot be represented in type 'int'
Fixes: 4800/clusterfuzz-testcase-minimized-6110372403609600
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 a1f38c7589 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
04949cc08e
avcodec/utils: Avoid hardcoding duplicated types in sizeof()
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 860d991fcd )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
ece7879992
avcodec/arm/sbrdsp_neon: Use a free register instead of putting 2 things in one
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Fixes high pitched shriek
Fixes: 25420848_1478428308873746_4255813235963330560_n.mp4
Reported-by: Dale Curtis <dalecurtis@google.com >
Reviewed-by: Dale Curtis <dalecurtis@chromium.org >
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 7dbbb75ee3 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
4715ef27a0
avcodec/h264addpx_template: Fixes integer overflows
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Fixes: signed integer overflow: 512 + 2147483491 cannot be represented in type 'int'
Fixes: 4780/clusterfuzz-testcase-minimized-4709066174627840
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 d6945aeee4 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:09 +01:00
Michael Niedermayer
8263246ba8
avcodec/dirac_dwt: Fix overflows in COMPOSE_HAARiH0/COMPOSE_HAARiL0
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Fixes: 4830/clusterfuzz-testcase-minimized-5255392054476800
Fixes: signed integer overflow: 2147483646 - -7 cannot be represented in type 'int'
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 0e62a23734 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:08 +01:00
Michael Niedermayer
097bc4d32d
avcodec/diracdec: Fix integer overflow with quant
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Fixes: signed integer overflow: 2 + 2147483646 cannot be represented in type 'int'
Fixes: 4792/clusterfuzz-testcase-minimized-6322450775146496
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 eaa9317589 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:08 +01:00
Michael Niedermayer
a3add19240
avcodec/opus_parser: Check payload_len in parse_opus_ts_header()
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Fixes: clusterfuzz-testcase-minimized-6134545979277312
Fixes: crbug 797469
Reported-by: Matt Wolenetz <wolenetz@google.com >
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 1bcd7fefcb )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:08 +01:00
Michael Niedermayer
5365904e96
avcodec/jpeg2000dsp: Fix integer overflows in ict_int()
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Fixes: signed integer overflow: 46802 * -71230 cannot be represented in type 'int'
Fixes: 4756/clusterfuzz-testcase-minimized-4812495563784192
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 b3192c64b5 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:08 +01:00
Michael Niedermayer
62024c1277
avcodec/h264_slice: Do not attempt to render into frames already output
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Fixes: null pointer dereference
Fixes: 4698/clusterfuzz-testcase-minimized-5096956322906112
This testcase does not reproduce the issue before 03b82b3ab9
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 476665d4de )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:08 +01:00
Michael Niedermayer
b1af55778b
avcodec/dnxhddec: Check dc vlc
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Fixes: signed integer overflow: 1024 + 2147483640 cannot be represented in type 'int'
Fixes: 4671/clusterfuzz-testcase-minimized-6027464343027712
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 b2be76c0a4 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:33:08 +01:00
Michael Niedermayer
6abe1e06f5
avcodec/exr: Check buf_size more completely
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Fixes: Out of heap array read
Fixes: 4683/clusterfuzz-testcase-minimized-6152313673613312
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 903be5e4f6 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:14 +01:00
Michael Niedermayer
91f5a2b7b8
avcodec/flacdec: Fix overflow in multiplication in decode_subframe_fixed()
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Fixes: signed integer overflow: 2 * 1629495328 cannot be represented in type 'int'
Fixes: 4716/clusterfuzz-testcase-minimized-5835915940331520
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 3d23f7a096 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:14 +01:00
Michael Niedermayer
7e402c31ef
avcodec/hevcdsp_template: Fix Invalid shifts in put_hevc_qpel_bi_w_h() and put_hevc_qpel_bi_w_w()
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Fixes: left shift of negative value -1
Fixes: 4690/clusterfuzz-testcase-minimized-6117482428366848
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 d135f3c514 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:14 +01:00
Michael Niedermayer
fb9560b366
avcodec/flacdec: avoid undefined shift
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Fixes: shift exponent 32 is too large for 32-bit type 'unsigned int'
Fixes: 4688/clusterfuzz-testcase-minimized-6572210748653568
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 560daf8891 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:14 +01:00
Michael Niedermayer
0e7d8ce37c
avcodec/hevcdsp_template.c: Fix undefined shift in FUNC(dequant)
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Fixes: runtime error: left shift of negative value -180
Fixes: 4626/clusterfuzz-testcase-minimized-5647837887987712
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 0c9ab5ef9c )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:14 +01:00
Michael Niedermayer
e55a6c5f05
avcodec/dirac_dwt: Fix integer overflow in COMPOSE_DD97iH0() and COMPOSE_DD137iL0()
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Fixes: runtime error: signed integer overflow: 2147483646 + 33554433 cannot be represented in type 'int'
Fixes: 4563/clusterfuzz-testcase-minimized-5438979567517696
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 4d70fbeec8 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:14 +01:00
Michael Niedermayer
0288d15cdd
avcodec/hevc_cabac: Fix integer overflow in ff_hevc_cu_qp_delta_abs()
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Fixes: signed integer overflow: 2147483647 + 1073741824 cannot be represented in type 'int'
Fixes: 4555/clusterfuzz-testcase-minimized-4505532481142784
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 0ee143558d )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:14 +01:00
Michael Niedermayer
2e426fae43
avcodec/hevc_sei: Fix integer overflows in decode_nal_sei_message()
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Fixes: signed integer overflow: 2147483520 + 255 cannot be represented in type 'int'
Fixes: 4554/clusterfuzz-testcase-minimized-4843714515042304
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 991ef6e5b9 )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:13 +01:00
Michael Niedermayer
d147e2d55d
avcodec/hevcdsp_template: Fix undefined shift in put_hevc_qpel_bi_w_hv()
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Fixes: runtime error: left shift of negative value -3
Fixes: 4524/clusterfuzz-testcase-minimized-6055590120914944
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 439fbb9c8b )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:13 +01:00
Michael Niedermayer
d6a13f031c
avcodec/h264_parse: Treat escaped and unescaped decoding error equal in decode_extradata_ps_mp4()
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Fixes: lorex.mp4
Fixes: ticket6762
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
(cherry picked from commit 4bb7d72bcf )
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc >
2018-01-28 15:31:13 +01:00