36944 Commits

Author SHA1 Message Date
Michael Niedermayer
fc7e3955ae avcodec/utils: Avoid hardcoding duplicated types in sizeof()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 860d991fcd715233b5b9eb1f6c7bf0aadefb6061)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-13 02:06:35 +01:00
Michael Niedermayer
acf1316167 avcodec/arm/sbrdsp_neon: Use a free register instead of putting 2 things in one
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 7dbbb75ee32f87108ca9e15f5551dbbe69fe2641)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-13 02:06:35 +01:00
Michael Niedermayer
adfefc9c9a avcodec/h264addpx_template: Fixes integer overflows
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 d6945aeee419a8417b8019c7c92227e12e45b7ad)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Michael Niedermayer
1ab3e34cb4 avcodec/dirac_dwt: Fix overflows in COMPOSE_HAARiH0/COMPOSE_HAARiL0
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 0e62a2373475f58c72c0faf5568be00b26909585)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Michael Niedermayer
a9fb75893b avcodec/diracdec: Fix integer overflow with quant
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 eaa93175895568ef6c2542b13104874907d9c4ef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Michael Niedermayer
c28752f03a avcodec/opus_parser: Check payload_len in parse_opus_ts_header()
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 1bcd7fefcb3c1ec47978fdc64a9e8dfb9512ae62)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Michael Niedermayer
d89941aa89 avcodec/jpeg2000dsp: Fix integer overflows in ict_int()
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 b3192c64b5bdcb0474cda437d2d5f9421d68811e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Michael Niedermayer
3f86cc0680 avcodec/h264_slice: Do not attempt to render into frames already output
Fixes: null pointer dereference
Fixes: 4698/clusterfuzz-testcase-minimized-5096956322906112

This testcase does not reproduce the issue before 03b82b3ab9883cef017e513c7d0b3b986b3b3e7b

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 476665d4de989dba48ec1195215ccc8db54538f4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Michael Niedermayer
c4ead1ab27 avcodec/dnxhddec: Check dc vlc
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 b2be76c0a472b729756ed7a91225c209d0dd1d2e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Luca Barbato
6d654eb036 x264: Support version 153
It has native simultaneus 8 and 10 bit support.

(cherry picked from commit c6558e8840fbb2386bf8742e4d68dd6e067d262e)
(cherry picked from commit 96e8400553ae47f8f8df5b66cc268297ba38824c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Michael Niedermayer
439f3564fa avcodec/exr: Check buf_size more completely
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 903be5e4f66268273dc6e3c42a7fdeaab32066ef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:15 +01:00
Michael Niedermayer
ab0e4b5b51 avcodec/flacdec: Fix overflow in multiplication in decode_subframe_fixed()
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 3d23f7a0969bf76ad6dcdc2c4a5cd3ae884745a8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
34a9bef0c9 avcodec/hevcdsp_template: Fix Invalid shifts in put_hevc_qpel_bi_w_h() and put_hevc_qpel_bi_w_w()
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 d135f3c514ac1723256c8e0f5cdd466fe98a2578)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
4be2a19822 avcodec/flacdec: avoid undefined shift
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 560daf88913b0de59a4d845bcd19254b406388dd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
954c2b07b6 avcodec/hevcdsp_template.c: Fix undefined shift in FUNC(dequant)
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 0c9ab5ef9c1ee852c80c859c9e07efe8730b57ed)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
2c60731777 avcodec/dirac_dwt: Fix integer overflow in COMPOSE_DD97iH0() and COMPOSE_DD137iL0()
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 4d70fbeec8cbab072b3a9b9f760b8deaaef240f2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
8bd6bf8214 avcodec/hevc_cabac: Fix integer overflow in ff_hevc_cu_qp_delta_abs()
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 0ee143558d55b590774dba69cff5a16eda089a4d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
34cad2f0e2 avcodec/hevc_sei: Fix integer overflows in decode_nal_sei_message()
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 991ef6e5b9a6a9d95e274ff6bff52db1c82b3808)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
ce28047755 avcodec/hevcdsp_template: Fix undefined shift in put_hevc_qpel_bi_w_hv()
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 439fbb9c8b2a90e97c44c7c57245e01ca84c865d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
969485aace avcodec/amrwbdec: Fix division by 0 in voice_factor()
The added value matches "Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Extended Adaptive Multi-Rate - Wideband (AMR-WB+) codec; Floating-point ANSI-C code (3GPP TS 26.304 version 14.0.0 Release 14)
Extended Adaptive Multi-Rate - Wideband (AMR-WB+) codec; Floating-point ANSI-C code"

Fixes: runtime error: division by zero
Fixes: 4415/clusterfuzz-testcase-minimized-4677752314658816

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 1d0817d56b66797118880358ea7d7a2acfdca429)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
49efdb1e77 avcodec/diracdsp: Fix integer overflow in PUT_SIGNED_RECT_CLAMPED()
Fixes: runtime error: signed integer overflow: 2147483646 + 2048 cannot be represented in type 'int'
Fixes: 4479/clusterfuzz-testcase-minimized-6529894147162112

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 610dd74502a58e8bb0f1d8fcbc7015f86b78d70e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
17b3485a67 avcodec/dirac_dwt: Fix integer overflows in COMPOSE_DAUB97*
Fixes: 4478/clusterfuzz-testcase-minimized-4752113767809024
Fixes: runtime error: signed integer overflow: -2147483626 + -319489 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 5e9a13a5a33bf7566591216e335f2529612100bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Dale Curtis
91c7cc9726 avcodec/vorbis: Fix another 1 << 31 > int32_t::max() with 1u.
Didn't notice this one when 9648cc6d was landed.

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 95bacb521af8cd28f146f045437c9f75717a493a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Dale Curtis
e1a854da2d avcodec/vorbis: 1 << 31 > int32_t::max(), so use 1u << 31 instead.
Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9648cc6d7fdbb0a260bed1e3e23300569cff9579)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
50dd0e43af avcodec/j2kenc: Fix out of array access in encode_cblk()
Fixes: 4427/clusterfuzz-testcase-minimized-5106919271301120

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 0674087004538599797688785f6ac82358abc23b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
e8a3b17dd4 avcodec/hevcdsp_template: Fix undefined shift in put_hevc_epel_bi_w_h()
Fixes: runtime error: left shift of negative value -127
Fixes: 4397/clusterfuzz-testcase-minimized-4779061080489984

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 0409d333115e623b5ccdbb364d64ca2a52fd8467)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
5ee4c376d0 avcodec/mlpdsp: Fix signed integer overflow, 2nd try
The outputted bits should match what is used in the lossless check

Fixes: runtime error: signed integer overflow: -538697856 * 256 cannot be represented in type 'int'
Fixes: 4326/clusterfuzz-testcase-minimized-5689449645080576

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 97c00edaa043043c29d985653e7e1687b56dfa23)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
857c5fa976 avcodec/kgv1dec: Check that there is enough input for maximum RLE compression
Fixes: Timeout
Fixes: 4271/clusterfuzz-testcase-4676667768307712

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 3aad94bf2b140cfba8ae69d018da05d4948ef37f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
42b9df5a98 avcodec/dirac_dwt: Fix integer overflow in COMPOSE_FIDELITYi*
Fixes: runtime error: signed integer overflow: -2143827186 - 7404944 cannot be represented in type 'int'
Fixes: 4354/clusterfuzz-testcase-minimized-4671122764201984

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 2b6964f764382742bb052a1ee3b7167cac35332f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
b48a36e773 avcodec/mpeg4videodec: Check also for negative versions in the validity check
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0e7865ce4152f8b04cda6a698bbee4fd4a94009d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Dale Curtis
13763f7192 Fix undefined shift on assumed 8-bit input.
decode_user_data() attempts to create an integer |build|
value with 8 bits of spacing for 3 components. However
each component is an int32_t, so shifting each component
is undefined for values outside of the 8 bit range.

This patch simply clamps input to 8-bits per component
and prints out a warning that the values were clamped.

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7010dd98b575d2e39fca947e609b85be7490b269)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Dale Curtis
380515e5b9 Use ff_thread_once for fixed, float table init.
These tables are static so they should only be initialized once
instead of on every call to ff_mpadsp_init().

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5eaaffaf64d1854493f0fe9ec822eed1b3cd9fe1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
c09c0ce374 avcodec/hevcdsp_template: Fix invalid shift in put_hevc_epel_bi_w_v()
Fixes: runtime error: left shift of negative value -255
Fixes: 4037/clusterfuzz-testcase-minimized-5290998163832832

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 7d88586e4728e97349f98e07ff782bb168ab96c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
81bf24a827 avcodec/mlpdsp: Fix undefined shift ff_mlp_pack_output()
Fixes: runtime error: left shift of negative value -7862264
Fixes: 4074/clusterfuzz-testcase-minimized-4516104123711488

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 4f7f70738e8dd77a698a5e28bba552ea7064af21)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
d6ff6dc56b avcodec/zmbv: Check that the buffer is large enough for mvec
Fixes: Timeout
Fixes: 4143/clusterfuzz-testcase-4736864637419520

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 2ab9568a2c3349039eec29fb960fe39de354b514)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
37a14a3d83 avcodec/dirac_dwt: Fix integer overflow in COMPOSE_DD137iL0()
Fixes: 4035/clusterfuzz-testcase-minimized-6479308925173760
Fixes: runtime error: signed integer overflow: 9 * 402653183 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 73964680d7bce6d81ddc553a24d73e9a1c9156f9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
5fdc679561 avcodec/wmv2dec: Check end of bitstream in parse_mb_skip() and ff_wmv2_decode_mb()
Fixes: Timeout
Fixes: 3200/clusterfuzz-testcase-5750022136135680

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 65e0a7c473f23f1833538ffecf53c81fe500b5e4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
b24b316e30 avcodec/snowdec: Check for remaining bitstream in decode_blocks()
Fixes: Timeout
Fixes: 3142/clusterfuzz-testcase-5007853163118592

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 4527ec2216109867498edc3ac8a17fd879b5d017)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
3e3e42dbc4 avcodec/snowdec: Check intra block dc differences.
Fixes: Timeout
Fixes: 3142/clusterfuzz-testcase-5007853163118592

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 c3b9bbcc6edf2d83fe4857484cfa0839872188c6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
e69edb7aef avcodec/vc2enc: Clear coef_buf on allocation
Fixes: Use of uninitialized memory
Fixes: assertion failure

Reviewed-by: <atomnuker>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6d00905f8134a2932e5c00dd1ec8b2a1f0a38035)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
cbc839681b avcodec/h264dec: Fix potential array overread
add padding before scantable arrays

See: 522d850e68ec4b77d3477b3c8f55b1ba00a9d69a

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 380b48fb9fdc7b0c40d67e026f9b3accb12794eb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
b51f515c5c avcodec/x86/mpegvideodsp: Fix signedness bug in need_emu
Fixes: out of array read
Fixes: 3516/attachment-311488.dat

Found-by: Insu Yun, Georgia Tech.
Tested-by: wuninsu@gmail.com
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 58cf31cee7a456057f337b3102a03206d833d5e8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
4654cc8cee avcodec/aacpsdsp_template: Fix integer overflows in ps_decorrelate_c()
Fixes: runtime error: signed integer overflow: 1939661764 - -454942263 cannot be represented in type 'int'
Fixes: 3191/clusterfuzz-testcase-minimized-5688798451073024

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 2afe05402f05d485f0c356b04dc562f0510d317d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
1fc3ebbcd9 avcodec/aacdec_fixed: Fix undefined shift
Fixes: runtime error: left shift of negative value -801112064
Fixes: 3492/clusterfuzz-testcase-minimized-5784775283441664

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 fca198fb5bf42ba6b765b3f75b11738e4b4fc2a9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
314d78992c avcodec/mdct_*: Fix integer overflow in addition in RESCALE()
Fixes: runtime error: signed integer overflow: 1219998458 - -1469874012 cannot be represented in type 'int'
Fixes: 3443/clusterfuzz-testcase-minimized-5369987105554432

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 770c934fa1635f4fadf5db4fc5cc5ad15d82455a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
5f58877bd9 avcodec/snowdec: Fix integer overflow in header parsing
Fixes: 3984/clusterfuzz-testcase-minimized-5265759929368576
Fixes: runtime error: signed integer overflow: -1085585801 + -1094995529 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 c897a9285846b6a072b9650976afd4f091b7a71f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
d857f1035b avcodec/cngdec: Fix integer clipping
Fixes: runtime error: value -36211.7 is outside the range of representable values of type 'short'
Fixes: 2992/clusterfuzz-testcase-6649611793989632

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 51090133b31bc719ea868db15d3ee38e9dbe90f1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
4730046891 avcodec/sbrdsp_fixed: Fix integer overflow in shift in sbr_hf_g_filt_c()
Fixes: runtime error: shift exponent 66 is too large for 64-bit type 'long long'
Fixes: 3642/clusterfuzz-testcase-minimized-5443853801750528

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 981e99ab99986935affad7c164ebdfe28e8ea7f8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
4e87ab803a avcodec/aacsbr_fixed: Fix division by zero in sbr_gain_calc()
Fixes: 3642/clusterfuzz-testcase-minimized-5443853801750528

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 7d1dec466895eed12f2c79b7ab5447f5390fe869)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00
Michael Niedermayer
7a8b61357c avcodec/h264idct_template: Fix integer overflows in ff_h264_idct8_add()
Fixes: runtime error: signed integer overflow: -503316480 + -2013265038 cannot be represented in type 'int'
Fixes: 3805/clusterfuzz-testcase-minimized-6578427831255040

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 e131b8cedb00043dcc97cc05ca04749ec8ff57de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-08 23:19:14 +01:00