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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-02-20 07:48:15 +02:00

98521 Commits

Author SHA1 Message Date
Michael Niedermayer
4a6325c69c avformat/iff: check size against INT64_MAX
Bigger sizes are misinterpreted as negative numbers by the API
Fixes: infinite loop
Fixes: 26611/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-4890614975692800

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 f291cd681b1235e150464ad83974d60d6879b492)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
4f0bdff292 avformat/vividas: improve extradata packing checks in track_header()
Fixes: out of array accesses
Fixes: 26622/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVIDAS_fuzzer-6581200338288640

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 27a99e2c7d450fef15594671eef4465c8a166bd7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
7347b84404 avformat/paf: Check for EOF in read_table()
Fixes: OOM
Fixes: 26528/clusterfuzz-testcase-minimized-ffmpeg_dem_PAF_fuzzer-5081929248145408
Fixes: 26584/clusterfuzz-testcase-minimized-ffmpeg_dem_PAF_fuzzer-5172661183053824

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 437b7302b09a04e0fbfcd594114b52c5c6d89d32)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
a5e11c8a8b avformat/gxf: Check pkt_len
Fixes: Infinite loop
Fixes: 26576/clusterfuzz-testcase-minimized-ffmpeg_dem_GXF_fuzzer-4823080360476672

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 dad9a86ca7bf912289aafb33d96980630e6ec53a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
d96cf0e324 avformat/aiffdec: Check packet size
Fixes: Fixes infinite loop
Fixes: 26575/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-5727522236661760

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0ba71a72d3a617b255b71988a000d5093222f779)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
43e4849226 avformat/concatdec: use av_strstart()
Fixes: out array read
Fixes: 26610/clusterfuzz-testcase-minimized-ffmpeg_dem_CONCAT_fuzzer-5631838049271808

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2610acb49a140901dacbd36c598a5514cf9ade0d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
8b4378adf0 avformat/wavdec: Refuse to read chunks bigger than the filesize in w64_read_header()
Fixes: OOM
Fixes: 26414/clusterfuzz-testcase-minimized-ffmpeg_dem_FWSE_fuzzer-5070632544632832
Fixes: 26475/clusterfuzz-testcase-minimized-ffmpeg_dem_W64_fuzzer-5770207722995712

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 7b2244565ac8cb1eddd085e1a382a893ac03bfb4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
672b1883f1 avformat/rsd: Check size and start before computing duration
Fixes: signed integer overflow: 100794754 * 28 cannot be represented in type 'int'
Fixes: 26474/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-5181797606096896

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 c79d8a685182a8d8735887399bf0f3742b020597)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
bd79a4e0ec avformat/vividas: better check of current_sb_entry
This is the simplest fix for the problem, it is possible to instead check
this when the variables are set and propagate errors and then fail earlier

Fixes: out of array access
Fixes: 26490/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVIDAS_fuzzer-5723367078100992

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 b848baef0dc42d97a5c1ab975cc8994a265b88ae)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
cd733f1c88 avformat/iff: More completely check body_size
Fixes: infinite loop
Fixes: 26485/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5126561373880320

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 3588e2e6b05ba92f0907e9ffe263c2e65d53e346)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
7bfa801811 avformat/vividas use avpriv_set_pts_info()
Fixes: assertion failure
Fixes: 26482/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVIDAS_fuzzer-4905102324006912
Fixes: 26491/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVIDAS_fuzzer-6002953141616640

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 d5c42b8c080920d3bbdde91ccd38cd8de0aefa05)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
a0db3ad5d5 avformat/xwma: Check for EOF in dpds_table read code
Fixes: Timeout (>30 -> 140ms)
Fixes: 26478/clusterfuzz-testcase-minimized-ffmpeg_dem_XWMA_fuzzer-5918147066200064

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 44b18a76b8d4e01c7ce62474aaf196857e75e976)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
4b080eaf2b avcodec/utils: Check sample rate before use for AV_CODEC_ID_BINKAUDIO_DCT in get_audio_frame_duration()
Fixes: shift exponent 95 is too large for 32-bit type 'int'
Fixes: 26590/clusterfuzz-testcase-minimized-ffmpeg_dem_SMACKER_fuzzer-5120609937522688

Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ec7e0d42884b40ce93b6b5e94de5f7849310f8a0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
7f23553234 avcodec/dirac_parser: do not offset AV_NOPTS_OFFSET
Fixes: signed integer overflow: -9223372036854775807 - 48000 cannot be represented in type 'long long'
Fixes: 26521/clusterfuzz-testcase-minimized-ffmpeg_dem_DIRAC_fuzzer-5635536506847232

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Lynne <dev@lynne.ee>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 343c3149ab3d77be76f035d3b18bb2b2da48ce1f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
949a565a2d avformat/rmdec: Make expected_len 64bit
Fixes: signed integer overflow: 1347551268 * 14 cannot be represented in type 'int'
Fixes: 26458/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-5655364324032512

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 728330462cadb765307cc132377b6b5d177a225c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
e5c9bae371 avformat/pcm: Check block_align
Fixes: signed integer overflow: 321 * 8746632 cannot be represented in type 'int'
Fixes: 26461/clusterfuzz-testcase-minimized-ffmpeg_dem_PVF_fuzzer-6326427831762944

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 b23a619c132a8ad5282a5fd02bfe8b253101c79d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
529af35ade avformat/lrcdec: Clip timestamps
Fixes: signed integer overflow: 7111111111111531010 - -7335632962598013506 cannot be represented in type 'long'
Fixes: 26463/clusterfuzz-testcase-minimized-ffmpeg_dem_LRC_fuzzer-6015558333759488

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 80bc2ac3c06319cf85428c58c471d105d25ae987)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
e06e86f092 avutil/mathematics: Use av_sat_add64() for the last addition in av_add_stable()
Fixes: signed integer overflow: 9223372036854770375 + 5450 cannot be represented in type 'long'
Fixes: 26471/clusterfuzz-testcase-minimized-ffmpeg_dem_MXG_fuzzer-6229617557635072

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 ac8cebd48e405e6f610fc8e61f070f1258b73017)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
933c330de6 avformat/electronicarts: Check for EOF in each iteration of the loop in ea_read_packet()
Fixes: timeout(>20sec -> 1ms)
Fixes: 26526/clusterfuzz-testcase-minimized-ffmpeg_dem_EA_fuzzer-5672328069120000

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>
(cherry picked from commit 857aba7c45faf0335ad91ecabc0bce8b94320758)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
3f458f329b avformat/ifv: Check that total frames do not overflow
Fixes: Infinite loop
Fixes: 26392/clusterfuzz-testcase-minimized-ffmpeg_dem_GIF_fuzzer-5713658237419520
Fixes: 26435/clusterfuzz-testcase-minimized-ffmpeg_dem_SUBVIEWER_fuzzer-6548251853193216

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 b990148d1e6dcfed7fc0a5d2d0d7f636fcf9896b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
6f268dadf8 avcodec/vp9dsp_template: Fix some overflows in iadst8_1d()
Fixes: signed integer overflow: 190587 * 11585 cannot be represented in type 'int'
Fixes: 26407/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-5086348408782848

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 bca0735be52e471b1906aed34c60028d90646d90)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
5371e38134 avcodec/fits: Check bscale
Fixes: division by 0
Fixes: 26208/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FITS_fuzzer-6270472117026816

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 c2ccd76fd000f69e355280b487213fb63821c8aa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
84a6958423 avformat/nistspheredec: Check bps
Fixes: left shift of 1111111190 by 3 places cannot be represented in type 'int'
Fixes: 26437/clusterfuzz-testcase-minimized-ffmpeg_dem_NISTSPHERE_fuzzer-4886896091856896

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 7c144b363e67bef7651108c88687b38155172c1f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
fc14b30587 avformat/jacosubdec: Use 64bit inside get_shift()
Fixes: signed integer overflow: 111111111 * 30 cannot be represented in type 'int'
Fixes: 26448/clusterfuzz-testcase-minimized-ffmpeg_dem_JACOSUB_fuzzer-5638440374501376

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 715ff75e5dbbbefff7337351db596a9b7a5d4379)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
33e6737912 avformat/genh: Check block_align
Fixes: infinite loop
Fixes: 26440/clusterfuzz-testcase-minimized-ffmpeg_dem_GENH_fuzzer-5632134020333568

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 37396e9ba85d8969a3b5e3314ab99ff604845628)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
112f518595 avformat/mvi: Check count for overflow
Fixes: left shift of 21378748 by 10 places cannot be represented in type 'int'
Fixes: 26449/clusterfuzz-testcase-minimized-ffmpeg_dem_MVI_fuzzer-5680463374712832

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 a413ed98632127342ad04b26e0ba0dc26adb70c9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
5e880774dc avcodec/magicyuv: Check slice size before reading flags and pred
Fixes: heap-buffer-overflow
Fixes: 26487/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MAGICYUV_fuzzer-5742553675333632

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 0dc42147b6843b133d4fa46bf1c2568a837b4bec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
fee0e0ddbf avformat/asfdec_f: Check for negative ext_len
Fixes: Infinite loop
Fixes: 26376/clusterfuzz-testcase-minimized-ffmpeg_dem_PCM_U32LE_fuzzer-6050518830678016
Fixes: 26377/clusterfuzz-testcase-minimized-ffmpeg_dem_TY_fuzzer-4838195726123008
Fixes: 26384/clusterfuzz-testcase-minimized-ffmpeg_dem_G729_fuzzer-5173450337157120
Fixes: 26396/clusterfuzz-testcase-minimized-ffmpeg_dem_PCM_S24BE_fuzzer-5071092206796800

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 209b9ff5c3f337da4a3d82e59b8815eca2737ffa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
e3f8b914d1 avformat/bethsoftvid: Check image dimensions before use
Fixes: signed integer overflow: 55255 * 53207 cannot be represented in type 'int'
Fixes: 26387/clusterfuzz-testcase-minimized-ffmpeg_dem_AVS2_fuzzer-5684222226071552

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 50b29f081e9620dc39727adef707c2c323a8c095)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
bbb50c5d0b avformat/genh: Check block_align for how it will be used in SDX2_DPCM
Fixes: signed integer overflow: 19922944 * 1024 cannot be represented in type 'int'
Fixes: 26402/clusterfuzz-testcase-minimized-ffmpeg_dem_VMD_fuzzer-5745470053548032

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 c95b47e18fdb43a4c667ae22a5d3a5ee6cf7782d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
5e76c6e1a6 avformat/au: Check for EOF in au_read_annotation()
Fixes: Timeout (too looong -> 1 ms)
Fixes: 26366/clusterfuzz-testcase-minimized-ffmpeg_dem_SDX_fuzzer-5655584843759616
Fixes: 26391/clusterfuzz-testcase-minimized-ffmpeg_dem_ALP_fuzzer-5484026133217280

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 e680d50eb4feddafb2d8575b21fc5fc8764f4801)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
c486ec5d0b avformat/vividas: Check for zero v_size
Fixes: SEGV on unknown address 0x000000000000
Fixes: 26482/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVIDAS_fuzzer-4905102324006912

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 c7a5face77878ef0169a56a46d4320a41d52d3b5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
837477a755 avformat/segafilm: Do not assume AV_CODEC_ID_NONE is 0
Suggested-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d34e4904cd6d965693b285713660f4e84200d60b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
7da5efcf70 avformat/segafilm: Check that there is a stream
Fixes: assertion failure
Fixes: 26472/clusterfuzz-testcase-minimized-ffmpeg_dem_SEGAFILM_fuzzer-5759751591559168

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 c0d7fd269beed030fc767fee28d9dbe111bc4427)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
f75b43d10c avformat/wtvdec: Check dir_length
Fixes: Infinite loop
Fixes: 26445/clusterfuzz-testcase-minimized-ffmpeg_dem_WTV_fuzzer-5125558331244544

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>
(cherry picked from commit 1868cb731660490beb750389266adb6e68e9123d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
0a0976cf82 avformat/ffmetadec: finalize AVBPrint on errors
Fixes: memleak
Fixes: 26450/clusterfuzz-testcase-minimized-ffmpeg_dem_FFMETADATA_fuzzer-6249850443923456

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 a9271286171e069daea4726274a36a94e3f77d03)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
5872cf02ab avcodec/decode/ff_get_buffer: Check for overflow in FFALIGN()
Fixes: signed integer overflow: 2147483647 + 64 cannot be represented in type 'int'
Fixes: 26218/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CRI_fuzzer-5734075396259840

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 939b72b02e40a7db440b68f31ab23bd550785344)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
554f1133c3 avcodec/exr: Check limits to avoid overflow in delta computation
Fixes: signed integer overflow: 553590816 - -2145378049 cannot be represented in type 'int'
Fixes: 26315/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5938755121446912
Fixes: 26340/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5644316208529408

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 6910e0f4e5c40b5b902e4dd87256327d860d53f5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
e78b6c0c2f avformat/boadec: Check that channels and block_align are set
Fixes: Infinite loop
Fixes: 26381/clusterfuzz-testcase-minimized-ffmpeg_dem_BOA_fuzzer-5745789089087488

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 44ff5a1bff424b1576dff366ccd246805b4e5567)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
c9ce260b3d avformat/asfdec_f: Check name_len for overflow
Fixes: signed integer overflow: -1172299744 * 2 cannot be represented in type 'int'
Fixes: 26258/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5672758488596480

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 0d088a47ca0243576078f109fff20617d1fac382)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
2abb7d1bcd avcodec/h264idct_template: Fix integer overflow in ff_h264_chroma422_dc_dequant_idct()
Fixes: signed integer overflow: 241173056 + 1953511200 cannot be represented in type 'int'
Fixes: 26086/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5068366420901888

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 d1983628394e076001cc67d85656f9842b7282a3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
cc2da17f86 avformat/sbgdec: Check for timestamp overflow in parse_time_sequence()
Fixes: signed integer overflow: 3458015007900000256 + 6425686373040000000 cannot be represented in type 'long'
Fixes: 26430/clusterfuzz-testcase-minimized-ffmpeg_dem_BRSTM_fuzzer-5761175004119040

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 685ed1cbd139d1da04d432a3d3be9929666761bf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
5b115c2cbe avcodec/aacdec_fixed: Limit index in vector_pow43()
Fixes: out of array access
Fixes: 26087/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5724825462767616

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 4f83a536384afda45acb6d7cdd22017c8c314f9e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
2434d2452f avformat/kvag: Fix integer overflow in bitrate computation
Fixes: signed integer overflow: 1077952576 * 4 cannot be represented in type 'int'
Fixes: 26152/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5674758518341632

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 7ac87a2c34bea97dd87208b1ba7384dfbdea2a04)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
7bc2176c4d avcodec/h264_slice: fix undefined integer overflow with POC in error concealment
Alternatively the POC could be changed to 64bit. the large values seem to be within what is allowed.

Fixes: signed integer overflow: 2147483646 + 2 cannot be represented in type 'int'
Fixes: 26076/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5711127201447936

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 182d7a74276ea70aec6d3d7bd9a1da3d327358f2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
69d0cd7883 avformat/rmdec: sanity check coded_framesize
Fixes: signed integer overflow: -14671840 * 8224 cannot be represented in type 'int'
Fixes: 24793/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5101884323659776

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 aee8477c6ba20469ebe531448d31c642717b5f48)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
9b6d73a9ae avformat/flvdec: Check for EOF in amf_parse_object()
Fixes: Timeout (too long -> 1ms)
Fixes: 26108/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5653887668977664

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 33624f4f2e1feb08f277126e637d4a28016eb07a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
a3493e100d avcodec/mv30: Fix multiple integer overflows
Fixes: signed integer overflow: -895002 * 2400 cannot be represented in type 'int'
Fixes: 26052/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MV30_fuzzer-5431812577558528

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 77cdc684792e6ce0b95a5308d7b61a6906fb5d15)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
519e629adf avcodec/smacker: Check remaining bits in SMK_BLK_FULL
Fixes: out of array access
Fixes: 26047/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMACKER_fuzzer-5083031667474432

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 42ded4d1e6fb0086a235dc584118414ae2bf30c9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00
Michael Niedermayer
9165de3463 avcodec/cook: Check subpacket index against max
Fixes: off by 1 error
Fixes: index 5 out of bounds for type 'COOKSubpacket [5]'
Fixes: 25772/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_COOK_fuzzer-5762459498184704.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 5a2a7604da5f7a2fc498d1d5c90bd892edac9ce8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-02 14:18:21 +01:00