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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-29 22:00:58 +02:00

93135 Commits

Author SHA1 Message Date
Michael Niedermayer
2f0a00fb3d avformat/mvdec: Fix integer overflow with billions of channels
Fixes: signed integer overflow: 1394614304 * 2 cannot be represented in type 'int'
Fixes: 23491/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5697377020411904

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 b6fbbe08c325415cc784df296058beb6604f0b9c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
f62bbddde2 avformat/microdvddec: skip malformed lines without frame number.
Fixes: signed integer overflow: 1 - -9223372036854775808 cannot be represented in type 'long'
Fixes: 23490/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5133490093031424

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a8fb7612a97530bdd0b2549dacf91dcf71a3187a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
1f7af6a946 avformat/mxfdec: free duplicated utf16 strings
Fixes: memleak
Fixes: 23415/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5124814510751744

Suggested-by: Marton Balint <cus@passwd.hu>
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 0aa2768cb275bda9e9e1331ed95adc7cd686eafe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
0b124172d8 avformat/4xm: Check that a video stream was created before returning packets for it
Fixes: assertion failure
Fixes: 23434/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5227750851084288.fuzz

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 c517c3f4741b6897ea952d1fba199c93c5217cfe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
1f64119c8a avcodec/ffwavesynth: Avoid undefined operation on ts overflow
Alternatively these conditions could be treated as errors
Fixes: 23147/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-5639254549200896
Fixes: signed integer overflow: 9223372036854775807 + 1 cannot be represented in type 'int64_t' (aka 'long')

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 584d334afd59714ed04637a9227a4f1368c26166)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
0e5ac35745 avcodec/mpeg4videodec: Fix 2 integer overflows in get_amv()
Fixes: signed integer overflow: -144876608 * 16 cannot be represented in type 'int'
Fixes: 22782/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-6039584977977344

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 e361785ee05cc75d3caacf2f254160b0336f5358)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
0c0c9d15ce avcodec/lossless_audiodsp: Fix undefined overflows in scalarproduct_and_madd_int16_c()
Fixes: signed integer overflow: 2142077091 + 6881070 cannot be represented in type 'int'
Fixes: 22737/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5958388889681920

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 c0dfe134beefde4070d43910518b1f4a58f01794)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
ba6fc75d5a avcodec/sonic: Fix several integer overflows
Fixes: signed integer overflow: 2129689466 + 2129689466 cannot be represented in type 'int'
Fixes: 20715/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-5155263109922816

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 75d520e33704447f1b29ac47fd9e40994a6bc659)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
f1e0ca3709 avcodec/mpeg4videodec: avoid invalid values and reinitialize in format changes for studio profile
Fixes: out of array access
Fixes: 23327/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5134822992510976

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 e53235f06c229a23d3241b47e32647019161fb7c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
b02ff15402 avcodec/pixlet: Fix log(0) check
Fixes: passing zero to clz(), which is not a valid argument
Fixes: 23337/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PIXLET_fuzzer-5179131989065728

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 bd0f81526d3f4c23ecd0a399829103be2445c011)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
99d2024b18 avcodec/iff: Fix off by x error
Fixes: out of array access
Fixes: 23245/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5723121327013888.fuzz

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 51225dee0a6266780d26d43bd6802bbcf736327e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
c15b6bfd79 avcodec/wmalosslessdec: Check block_align maximum
Fixes: Assertion failure
Fixes: 22737/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5958388889681920

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 314d10f7a60f1786c85da30a569be61e2b906fef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
24fd6136df avcodec/loco: Fix signed integer overflow in loco_get_rice()
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 22975/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LOCO_fuzzer-5658160970072064

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 aa88cdfd90f5da0683cd6556c75a5ba5740a1c27)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
d31345a880 avformat/thp: Check fps
Fixes: division by zero
Fixes: 23162/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-4856420817436672

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 0e15b01b4e463d12128db2c15de7741637548347)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
38af60a454 avformat/mpl2dec: Fix integer overflow with duration
Fixes: signed integer overflow: 9223372036854775807 - -1 cannot be represented in type 'long'
Fixes: 23167/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-6425051741290496

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 9a42a67c5ca198a3879b7f3663cc44ccbcaf0bd3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
c5535532f8 avcodec/mpeg12dec: remove outdated comments
Found-by: Kieran
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 48de8f5816aa54dc584aeb2dbbf63a0e880279e2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
86ae1ff10f avcodec/snowdec: Avoid integer overflow with huge qlog
Fixes: integer overflow
Fixes: 22285/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-5682428762128384

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 38fbf33c7255b503453052c32ab5ae4fb151b29e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Dale Curtis
f377de6413 avformat/mov: Check if DTS is AV_NOPTS_VALUE in mov_find_next_sample().
Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bf446711bc8b7f316771870b8d4dc4dd65f5d94b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
4fdf23df7d avcodec/mpeg12dec: Fix got_output
This makes got_output consistent with the code in slice_end() which sets the output

in slice_end()
 if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) {
     int ret = av_frame_ref(pict, s->current_picture_ptr->f);
     ...
 } else {

Fixes: assertion failure
Fixes: 22178/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1VIDEO_fuzzer-5664234440753152

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 4f33a9803a3068ce2d52289fc1db60375dc8b7a5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
a621600f66 avformat/4xm: Cleanup on GET_LIST_HEADER() failure
Fixes: memleak
Fixes: 23142/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5932860820422656

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a5313ce6542a4ee4112acd260e59bff698f3dddd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
c3eaff820a avcodec/lzf: Consider the needed size in reallocation
Fixes: NULL pointer dereference
Fixes: 22381/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_NOTCHLC_fuzzer-5659879921680384.fuzz

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 292b9b93a50aa0622e33013de9f2ddc130bef671)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
e01d07c781 avformat/mlvdec: fail reading a packet with 0 streams
Fixes: NULL pointer dereference
Fixes: 22604/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5667739074297856.fuzz

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 5bd5c3108786bf69f108c55c375f1956f67ca7a4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
be9e89efcd avformat/thp: Check compcount
Fixes: out of array access
Fixes: 22520/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5100297658826752

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 1ba8484559661dfdbca36dbc17b203f33f62e26c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
dd6147888c avcodec/adpcm: XA: Check shift similar to filter
Fixes: negative shift
Fixes: 22499/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_XA_fuzzer-5765452130418688

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 6d96bae9c480e020e9f51fabd5642d7ae6020943)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
8935ae4395 avcodec/huffyuvdec: Test vertical coordinate more often
Fixes: out of array access
Fixes: 22892/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HYMT_fuzzer-5135996772679680.fuzz

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 a1223ddc5692772198a02600ecff2545f32b37be)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
011c9cfab1 avcodec/hq_hqa: Check info size
Fixes: assertion failure
Fixes: 21079/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HQ_HQA_fuzzer-5737046523248640

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 cf28521fee22dbe2f7eeb8ab0306c0fd0802c48a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
9ff5fd6537 avcodec/wmalosslessdec: Fix integer overflow in mclms_predict()
Fixes: signed integer overflow: 2147483636 + 2048 cannot be represented in type 'int'
Fixes: 22016/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5109395618004992

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 c42ed06695848617350a94543823e850f190b3ab)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
1ba97da44b avcodec/vp9dsp_template: Fix integer overflow(s) in iadst16_1d()
Fixes: signed integer overflow: 1080285923 - -1130879337 cannot be represented in type 'int'
Fixes: 22002/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-6260237310099456

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 071e2937236945c168ab99d3e3b01539194466dd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
6be68e6994 avcodec/h264dec: Disable forced small_padding on flag2 fast
Fixes: 20978/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5746381832847360

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
083e0314b5 avformat/oggparsevorbis: Error out on double init of vp
Fixes: memleak
Fixes: 19949/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5743636058210304

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 2a3bbc0086aa608cc0465dd14901178d41cfe113)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
d1eb5516bb avcodec/pnmdec: Use unsigned for maxval rescaling
Fixes: signed integer overflow: 65535 * 55335 cannot be represented in type 'int'
Fixes: 21955/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-5669206981083136

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 49459aca47d4803b2188fbf12b758bd2b01e91d7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
dad19158aa avcodec/ivi: Clear got_p_frame before decoding a new frame using it
Fixes: assertion failure
Fixes: 21666/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INDEO4_fuzzer-5706468994318336

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 1d633e6a0a61118c9b2d1785d96bdebaa8c38592)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
e7262c1f19 avcodec/dsddec: Check channels
Fixes: division by zero
Fixes: 21677/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DSD_MSBF_fuzzer-5712547983654912
Fixes: 21751/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DSD_LSBF_fuzzer-5197097180856320

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 2570a8777e7095358b10f679d35641e114a2ab33)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
05e2de8291 avcodec/xvididct: Fix integer overflow in idct_row()
Fixes: signed integer overflow: -1238335488 + -1003634688 cannot be represented in type 'int'
Fixes: 21649/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5112005765890048

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 620236e4d2ac46821911b99fa4551868675d4ed9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
296d4bf22e avcodec/wmalosslessdec: Fix integer overflows in revert_inter_ch_decorr()
Fixes: signed integer overflow: -717241856 + -1434459904 cannot be represented in type 'int'
Fixes: 21405/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5677143666458624

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 e9a4c4fe9918220be492a4a9d74c2293fd706be3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
02656f5570 avcodec/cbs_jpeg: Fix infinite loop in cbs_jpeg_split_fragment()
Fixes: Timeout
Fixes: 21104/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-5129580475318272

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 a3dc67c9840f6ba6cdf6233248897146e9171cc8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
60b78cd99d avformat/mpegenc: Fix integer overflow with AV_NOPTS_VALUE
Fixes: signed integer overflow: -9223372036854775808 - 45000 cannot be represented in type 'long'
Fixes: ticket8187

Found-by: Suhwan
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9874815b1aadadd7fd19aa6aabb7d9193f2f43d5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
6ffdc413d6 avformat/swfenc: Fix integer overflow in frame rate handling
Fixes: signed integer overflow: 30000299 * 256 cannot be represented in type 'int'
Fixes: ticket8184

Found-by: Suhwan
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 31f956acadd994b8c4e22b714aaffee0f527c827)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
862801c68c avformat/aadec: Check toc_size to contain the minimum to demuxer uses
Fixes: out of array access
Fixes: stack-buffer-overflow-READ-0x0831fff1

Found-by: GalyCannon <galycannon@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit daa2482871dffa9af12fa6d874a3d2dedd73f42e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
6f582f69df avcodec/cbs_h265_syntax_template: Limit num_long_term_pics more strictly
The limit is based on hevcdec.c
Fixes: 20854/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_METADATA_fuzzer-5160442882424832
Fixes: out of array access

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 435fa373d1f5045b17de74934e44863e2fb3071f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Dale Curtis
b2116b438e avformat/mov: Don't allow negative sample sizes.
Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2d8d554f15a7a27cfeca81467cc9341a86f784e2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Vitaly Buka
13adaa31a9 mpeg4videoenc: Don't crash with -fsanitize=bounds
Also the patch makes this code consistent with mpeg4videodec.c

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f163d30de2090a7275f1fb8ad69258576f12c1a2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
71fefa15c0 avformat/mpegts: Shuffle avio_seek
This avoids accessing an old, no longer valid buffer.
Fixes: out of array access
Fixes: crash_audio-2020

Found-by: le wu <shoulewoba@gmail.com>
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cd74af14162c803f18e90bb12b52135e893d990c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
ddaee77e3c avcodec/binkaudio: Fix 2Ghz sample_rate
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 19950/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINKAUDIO_DCT_fuzzer-5765514337189888

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Suggested-by: Paul
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f603d10b1e6bb2fbf4dcccc43d3ea2fb911b36ba)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
a19dd37e2d avcodec/adpcm: Fix integer overflow in ADPCM THP
The reference (thp.txt) uses floats so wrap around would seem incorrect.

Fixes: signed integer overflow: 1073741824 + 1073741824 cannot be represented in type 'int'
Fixes: 20658/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_THP_fuzzer-5646302555930624

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 b12b05374f7025167e2c43449ceb8ba3f0a6083f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
1e31295ea2 avcodec/ralf: Check num_blocks before use
Fixes: out of array access
Fixes: 20659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5739471895265280

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 f0c0471075fe52ed31c46e038df4280aef5b67a1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
36ea0ddc75 avcodec/iff: Test video_size being non zero
Fixes: Out of array access
Fixes: 20659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5658548592967680
Fixes: 20659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5723561177382912

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 a035fd88ae7341a05c01f3b393921933e4ea9665)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
75fb0d8276 avcodec/utvideodec: Fix integer overflow in decode_plane()
Fixes: signed integer overflow: 2147483594 + 142 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_UTVIDEO_fuzzer-5658568101724160

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 876cfa67f37e944b0f42cb67b2de4e2e06f52e82)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
d01f5a4dc6 avcodec/ttadsp: Fix several integer overflows in tta_filter_process_c()
Fixes: signed integer overflow: 1931744255 + 252497024 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TTA_fuzzer-5763348114440192

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 8627885172cc54db95f86529d134308d4d095054)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00
Michael Niedermayer
c04b6048f5 avcodec/ralf: Fix integer overflow in decode_block()
Fixes: signed integer overflow: 289082077 - -2003141111 cannot be represented in type 'int'
Fixes: 20492/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5196077752123392

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 0c4330847c104fcf3ef929c1acee33b5b34c20db)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-03 12:10:24 +02:00