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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-02-14 22:22:59 +02:00

41694 Commits

Author SHA1 Message Date
Michael Niedermayer
5f64f6058e avcodec/alsdec: Fix integer overflow with buffer number
Fixes: signed integer overflow: 65313 * 65313 cannot be represented in type 'int'
Fixes: 15290/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5738074249625600

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-07-06 22:50:21 +02:00
Michael Niedermayer
7f527021df avcodec/alsdec: Fixes signed integer overflow in LSB addition
Fixes: signed integer overflow: 8 * 536870912 cannot be represented in type 'int'
Fixes: 15281/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5744458785619968

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-07-06 22:50:21 +02:00
Michael Niedermayer
0794494c8f avcodec/alsdec: Check opt_order / sb_length in ra_block handling
Fixes: out of array access
Fixes: 15277/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5184853437317120
Fixes: 15280/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5741062137577472

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-07-06 22:50:21 +02:00
Michael Niedermayer
a3bd4b260e avcodec/alsdec: Fix integer overflow with shifting samples
Fixes: signed integer overflow: -346039050 * 8 cannot be represented in type 'int'
Fixes: 15283/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5692700268953600

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-07-06 22:50:21 +02:00
Michael Niedermayer
51f6870c37 avcodec/alsdec: Fix undefined behavior in decode_rice()
Fixes: left shift of 72 by 26 places cannot be represented in type 'int'
Fixes: 15279/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5700665621348352

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-07-06 22:50:21 +02:00
Michael Niedermayer
e131568752 avcodec/alsdec: Fixes invalid shifts in read_var_block_data() and INTERLEAVE_OUTPUT()
Fixes: left shift of negative value -6
Fixes: 15275/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5742361767837696
Fixes: signed integer overflow: 41582592 * 256 cannot be represented in type 'int'
Fixes: 15296/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5739558227935232

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-07-06 22:50:21 +02:00
James Almer
7c644989a5 avcodec/hevc_ps: fix range of num_tile_{columns,rows}_minus1
From 7.4.3.3.1:

num_tile_columns_minus1 shall be in the range of 0 to PicWidthInCtbsY - 1, inclusive.
num_tile_rows_minus1 shall be in the range of 0 to PicHeightInCtbsY - 1, inclusive.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>
2019-07-05 16:30:40 -03:00
Zhong Li
e51cc7ed85 lavc/mjpegdec: make code aligned
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Zhong Li <zhong.li@intel.com>
2019-07-01 13:24:57 +08:00
Zhong Li
a6c648f2b4 lavc/mjpegdec: replace number with marker name
Make it easier to read.

Signed-off-by: Zhong Li <zhong.li@intel.com>
2019-07-01 13:24:01 +08:00
Zhong Li
4dc3d93880 lavc/qsvenc: fix the incorrent map from bits to bytes
Reported-by:Maggie Sun <maggie.sun@intel.com>
Signed-off-by: Zhong Li <zhong.li@intel.com>
2019-07-01 13:24:01 +08:00
Michael Niedermayer
3b2082c663 avcodec/hevc_ps: Change num_tile_rows/columns checks to sps->ctb_height/weight
Suggested-by: James Almer <jamrial@gmail.com>
Reviewed-by: James Almer <jamrial@gmail.com
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-30 17:53:00 +02:00
Michael Niedermayer
c692051252 avcodec/hevc_ps: Fix integer overflow with num_tile_rows and num_tile_columns
Fixes: signed integer overflow: -2147483648 - 1 cannot be represented in type 'int'
Fixes: 14880/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5130977304641536

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-30 17:52:13 +02:00
Michael Niedermayer
3d4f4f4a15 avcodec/apedec: Add k < 24 check to the only k++ case which lacks such a check
Fixes: 15255/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5718831688843264
Fixes: left shift of 1 by 31 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>
2019-06-30 17:46:12 +02:00
Michael Niedermayer
eb82d19f03 avcodec/fitsdec: Check data_min/max
Fixes: division by 0
Fixes: 15206/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FITS_fuzzer-5657260212092928

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-30 14:27:04 +02:00
Michael Niedermayer
89b96900fa avcodec/m101: Fix off be 2 error
Fixes: out of array read
Fixes: 15263/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_M101_fuzzer-5728999453491200

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-29 19:22:19 +02:00
Michael Niedermayer
8d8b8c4ac6 avcodec/qdm2: Move fft_order check up
This avoids undefined computations with unchecked values

Fixes: shift exponent -21 is negative
Fixes: 15262/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDM2_fuzzer-5651261753393152

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-29 19:22:19 +02:00
Michael Niedermayer
cf3c245566 avcodec/libvorbisdec: Check extradata size
Fixes: out of array read
Fixes: 15261/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LIBVORBIS_fuzzer-5764908467093504

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-29 19:22:19 +02:00
Michael Niedermayer
fb4a4557d1 avcodec/atrac9dec: Check q_unit_cnt in parse_band_ext()
Fixes: global-buffer-overflow
Fixes: 15247/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ATRAC9_fuzzer-5671602181636096

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-29 19:22:19 +02:00
Michael Niedermayer
ac9af7e9a5 avcodec/atrac9dec: Check that the reused block has succeeded initilization
Fixes: global-buffer-overflow
Fixes: 15247/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ATRAC9_fuzzer-5671602181636096

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-29 19:22:19 +02:00
Paul B Mahol
2edb262759 avcodec/cfhd: add back alpha processing removed in 9cefb9e7ec
Fixes #7886.
2019-06-28 20:10:43 +02:00
Michael Niedermayer
d33414d2ad avcodec/utils: Check bits_per_coded_sample
This avoids the need for each decoder separately having to handle this case

Fixes: shift exponent -100663046 is negative
Fixes: out of array access
Fixes: 15270/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5727829913763840

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:41:53 +02:00
Michael Niedermayer
247a1de7f7 avcodec/videodsp_template: Fix overflow of addition
Fixes: addition of unsigned offset to 0x7f56fc26a9b6 overflowed to 0x7f56fc26a8be*
Fixes: clusterfuzz-testcase-minimized-mediasource_MP4_AVC1_pipeline_integration_fuzzer-4917949056679936

Reported-by: Matt Wolenetz <wolenetz@google.com>
Reviewed-by: Matt Wolenetz <wolenetz@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:40:19 +02:00
Michael Niedermayer
f30be1ec98 avcodec/alsdec: Fix invalid shift in multiply()
Fixes: shift exponent -24 is negative
Fixes: 15292/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5768533318828032

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:31:29 +02:00
Michael Niedermayer
55557c6124 avcodec/4xm: Fix vlc memleak
Fixes: memleak
Fixes: 15297/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FOURXM_fuzzer-5746203548975104

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:29:35 +02:00
Michael Niedermayer
2db7a3bc4a avcodec/ffwavesynth: Check ts_end - ts_start for overflow
Fixes: signed integer overflow: 2314885530818453536 - -8926099139098304480 cannot be represented in type 'long'
Fixes: 15259/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-5764366093254656

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:27:08 +02:00
Michael Niedermayer
507ca66ee4 avcodec/vc1dsp: Avoid undefined shifts in vc1_v_s_overlap_c / vc1_h_s_overlap_c
Fixes: left shift of negative value -13
Fixes: 15260/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1_fuzzer-5702076048343040

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:26:41 +02:00
Michael Niedermayer
ebccd2f778 avcodec/tta: Fix undefined shift
Fixes: left shift of negative value -4483
Fixes: 15256/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TTA_fuzzer-5738691617619968

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:26:04 +02:00
Michael Niedermayer
2921b45a38 avcodec/qdmc: Fix integer overflows in PRNG
Fixes: signed integer overflow: 214013 * 2531011 cannot be represented in type 'int'
Fixes: 15254/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDMC_fuzzer-5698137026461696

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:25:56 +02:00
Michael Niedermayer
d57f6606eb avcodec/rv10: Avoid calculating undefined value that is unused
Fixes: shift exponent 64 is too large for 32-bit type 'int'
Fixes: 15253/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RV10_fuzzer-5671114300194816

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:25:50 +02:00
Michael Niedermayer
bfb58bdd70 avcodec/bintext: Check font height
Fixes: division by zero
Fixes: 15257/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINTEXT_fuzzer-5757352881422336

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 21:25:10 +02:00
Michael Niedermayer
7a072fbcc4 avcodec/binkdsp: Fix integer overflows in idct
Fixes: signed integer overflow: 3784 * 682038 cannot be represented in type 'int'
Fixes: 15265/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINK_fuzzer-5088311799971840
Fixes: 15268/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINK_fuzzer-5666502344179712

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 19:05:29 +02:00
Michael Niedermayer
62ad08cef9 avcodec/bink: Fix integer overflow in unquantize_dct_coeffs()
Fixes: signed integer overflow: -3447 * 2883584 cannot be represented in type 'int'
Fixes: 15265/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINK_fuzzer-5088311799971840

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-26 19:05:29 +02:00
Michael Niedermayer
930cdef80a avcodec/motionpixels: Check for vlc error in mp_get_vlc()
Fixes: 15246/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MOTIONPIXELS_fuzzer-5168534407086080
Fixes: runtime error: index -1 out of bounds for type 'HuffCode [16]'

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-25 13:30:09 +02:00
Michael Niedermayer
ce3b0b9066 avcodec/loco: Limit lossy parameter so it is sane and does not overflow
Fixes: 15248/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LOCO_fuzzer-5087440458481664
Fixes: signed integer overflow: 3 + 2147483647 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>
2019-06-25 13:30:09 +02:00
Michael Niedermayer
5ea7f20500 avcodec/xpmdec: Do not use context dimensions as temporary variables
Fixes: Integer overflow
Fixes: 15134/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XPM_fuzzer-5722635939348480

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-25 13:30:09 +02:00
Michael Niedermayer
07ffe94c17 avcodec/fitsdec: Fix division by 0 in size check
Fixes: division by zero
Fixes: 15210/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FITS_fuzzer-5746033243455488

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-25 13:30:09 +02:00
Michael Niedermayer
f8f5668df5 avcodec/aacpsdsp_template: Fix integer overflow in ps_hybrid_analysis_c()
Fixes: signed integer overflow: -1539565182 + -798086761 cannot be represented in type 'int'
Fixes: 14807/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-564925382682214

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-25 13:30:09 +02:00
Michael Niedermayer
3aecd01704 avcodec/truemotion2: Fix integer overflow in last loop in tm2_update_block()
Fixes: signed integer overflow: -1727985666 - 538976288 cannot be represented in type 'int'
Fixes: 15031/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-5100228035739648

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-25 13:30:09 +02:00
Michael Niedermayer
c830752142 avcodec/pngdec: Check input space
Fixes: Timeout (33sec -> 78ms)
Fixes: 14668/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LSCR_fuzzer-5767073352908800

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-25 13:30:09 +02:00
Andreas Rheinhardt
800f618a34 movsub_bsf: Fix mov2textsub regression
The mov flavour of timed text uses the first two bytes of the packet as
a length field. And up until 11bef2fe said length field has been read
correctly in the mov2textsub bsf. But since then the next two bytes are
read as if they were the length field. This is fixed in this commit.

Reviewed-by: Philip Langdale <philipl@overt.org>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
2019-06-24 23:49:19 -03:00
Carl Eugen Hoyos
c8232e5007 lavc/tableprint_vlc: Remove avpriv_request_sample() from included files.
Fixes compilation with --enable-hardcoded-tables.
Fixes ticket #7962.
2019-06-24 00:19:03 +02:00
Michael Niedermayer
0f9789c8e3 avcodec/iff: finetune the palette size check in the mask case
Fixes: out of array access
Fixes: 15381/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5668057826983936

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-23 10:51:16 +02:00
Michael Niedermayer
92e8db532c avcodec/iff: Fix mask_buf / mask_palbuf leak
Fixes: 15372/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5708881759567872

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-23 10:46:49 +02:00
Michael Niedermayer
561cc161ca avcodec/fmvc: Check if header fields are available before allocating the image
Fixes: Timeout (15sec -> 0.5sec)
Fixes: 14846/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FMVC_fuzzer-5068322120400896

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>
2019-06-21 18:28:00 +02:00
Michael Niedermayer
dd8720045c avcodec/wcmv: check remaining space vs. blocks
Fixes: Timeout (18sec  -> 7sec)
Fixes: 14835/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WCMV_fuzzer-5646714897170432

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-21 18:28:00 +02:00
Andreas Rheinhardt
a1a8815220 libavcodec: Reduce the size of some arrays
This commit uses smaller types for some static const arrays to reduce
their size in case the entries can be represented in the smaller type.
The biggest savings came from inv_map_table in vp9.c.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
2019-06-20 14:47:46 -03:00
Limin Wang
268ab17c51 libavcodec/videotoolboxenc: Fix compilation broken on macOS 10.12
Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
Signed-off-by: Rick Kern <kernrj@gmail.com>
2019-06-17 22:54:04 -04:00
Michael Niedermayer
2603f25d32 avcodec/bink: Reorder operations in init to avoid memleak on error
Fixes: Direct leak of 536 byte(s) in 1 object(s)
Fixes: 15266/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINK_fuzzer-5629530426834944

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-16 09:56:43 +02:00
Michael Niedermayer
a7e3b271fc avcodec/bitstream: Check for more conflicting codes in build_table()
Fixes: out of array read
Fixes: 14563/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AGM_fuzzer-5646451545210880

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-14 21:36:39 +02:00
Michael Niedermayer
e78b0f8374 avcodec/bitstream: Check for integer code truncation in build_table()
Fixes: out of array read
Fixes: 14563/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AGM_fuzzer-5646451545210880

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-06-14 21:36:39 +02:00