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Author SHA1 Message Date
Michael Niedermayer
3df814c735 avformat/sbgdec: Reduce the amount of floating point in str_to_time() 
Fixes: 1e+75 is outside the range of representable values of type 'long'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-6626834808700928

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 ac6c8993f7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
d7566366ff avformat/mxfdec: Free all types for both Descriptors 
Fixes: memleak
Fixes: 26352/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5201158714687488

Suggested-by: Tomas Härdin <tjoppen@acc.umu.se>
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 88519be8db)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4520a4efa4 uavformat/rsd: check for EOF in extradata 
Fixes: OOM
Fixes: 26503/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-6530816735444992

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 7186ec88b9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
35729e0fdb avcodec/wmaprodec: Check packet size 
Fixes: left shift of negative value -25824
Fixes: 27754/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XMA2_fuzzer-5760255962906624

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 69aeba8a19)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
62dd7e3dc0 avcodec/rasc: Check frame before clearing 
Fixes: null pointer dereference
Fixes: 27737/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RASC_fuzzer-5769028685266944

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 380a3a0adf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
f8940d5104 avcodec/alsdec: Fix integer overflow with quant_cof 
Fixes: signed integer overflow: -210824 * 16384 cannot be represented in type 'int'
Fixes: 28670/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5682310846480384

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 7ce40dde03)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
94fbe523ee avformat/mpegts: Fix argument type for av_log 
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 654b21ef17)
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
1e015c01a2 avformat/cafdec: clip sample rate 
Fixes: 1.21126e+111 is outside the range of representable values of type 'int'
Fixes: 27398/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-5412960339755008

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 684aec6a68)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
ed4e706190 avcodec/ffv1dec: Fix off by 1 error with quant tables 
Fixes: assertion failure
Fixes: 28447/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFV1_fuzzer-5369575948550144

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 5cae71d2b7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
5d4d2910a5 avformat/mpegts: Increase pcr_incr width to 64bit 
Fixes: division by zero
Fixes: 26459/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-5666350112178176
Fixes: 28154/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-5195728439476224

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ef7b117b7b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
85cdb58efb avcodec/utils: Check bitrate for overflow in get_bit_rate() 
Fixes: signed integer overflow: 617890810133996544 * 16 cannot be represented in type 'long'
Fixes: 26565/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5092054700654592

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 8aadae670f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
7c36b94966 avformat/mov: Check if hoov is at the end 
Fixes: Timeout, probably infinite loop
Fixes: 26559/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5391165484171264

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 0afbaabdca)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
cb1f3b5fc6 avcodec/hevc_ps: check scaling_list_dc_coef 
Fixes: signed integer overflow: 2147483640 + 8 cannot be represented in type 'int'
Fixes: 28449/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5686013259284480

Reviewed-by: James Almer <jamrial@gmail.com>
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 f1700bd8bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6c57a7ce4d avformat/iff: Check data_size 
Fixes: infinite loop
Fixes: 27834/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5694930919620608

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 001bc594d8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b12ef6f7ac avformat/matroskadec: Sanity check codec_id/track type 
Fixes: memleak
Fixes: 27766/clusterfuzz-testcase-minimized-ffmpeg_dem_MATROSKA_fuzzer-5198300814508032

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 7b88dd8f0c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
9ca2abb90c avformat/rpl: Check the number of streams 
Fixes: out of memory access
Fixes: 27787/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-4743666463408128.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 0677bdb1f5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
57c8136d6c avcodec/h264idct_template: Fix integer overflow in ff_h264_chroma422_dc_dequant_idct() 
Fixes: signed integer overflow: -2105540608 - 2105540608 cannot be represented in type 'int'
Fixes: 26870/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5656647567147008

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 51dfd6f1bd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
471c8ae5b6 avformat/dsfdec: Check block_align more completely 
Fixes: infinite loop
Fixes: 26865/clusterfuzz-testcase-minimized-ffmpeg_dem_DSF_fuzzer-5649473830912000

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 65b8974d54)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6eba6551b8 avformat/mpc8: Check remaining space in mpc8_parse_seektable() 
Fixes: Fixes infinite loop
Fixes: 26704/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6327056939614208

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 4f66dd13d0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
1e4a9d64d1 avformat/id3v2: Sanity check tlen before alloc and uncompress 
Fixes: Timeout (>20sec -> 65ms)
Fixes: 26896/clusterfuzz-testcase-minimized-ffmpeg_dem_DAUD_fuzzer-5691024049176576
Fixes: 27627/clusterfuzz-testcase-minimized-ffmpeg_dem_AEA_fuzzer-4907019324358656

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 d7f87a4b9e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
a290ea5127 avformat/vqf: Check len for COMM chunks 
Fixes: Infinite loop
Fixes: 26696/clusterfuzz-testcase-minimized-ffmpeg_dem_VQF_fuzzer-5648269168082944

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 a834af133b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
bb81e6eb55 avcodec/hevc_cabac: Limit value in coeff_abs_level_remaining_decode() tighter 
The max depth is 16bps, the max allowed coefficient depth is depth+6
Fixes: signed integer overflow: 1074266112 + 1073725439 cannot be represented in type 'int'
Fixes: 26493/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5657763331702784

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 7cf852b03c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
44e692bb0a avformat/cafdec: Check the return code from av_add_index_entry() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9dc3301745)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
aeef24785a avformat/cafdec: Check for EOF in index read loop 
Fixes: OOM
Fixes: 27398/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-541296033975500

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 eb46939e3a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6723d6db9b avformat/cafdec: Check that bytes_per_packet and frames_per_packet are non negative 
These fields are not signed in the spec (1.0) so they cannot be negative
Changing bytes_per_packet to unsigned would not solve this as it is exported
as block_align which is signed

Fixes: Infinite loop
Fixes: 26492/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-5632087614554112

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 5eed718087)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6379a6f343 avformat/mpc8: correct integer overflow in mpc8_parse_seektable() 
Fixes: signed integer overflow: -4683718486770919638 * 2 cannot be represented in type 'long'
Fixes: 26704/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6327056939614208
Fixes: 27550/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6259212652642304

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 0897402ac8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
2cb42f5cc0 avformat/mpc8: correct 32bit timestamp truncation 
Fixes: left shift of 65536 by 15 places cannot be represented in type 'int'
Fixes: 26801/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-5164313092030464

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 ad3e495657)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
40f056abed avcodec/exr: Check ymin vs. h 
Fixes: out of array access
Fixes: 26532/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5613925708857344
Fixes: 27443/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5631239813595136

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 3e5959b345)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
f149875325 avformat/avs: Use 64bit for the avio_tell() output 
Fixes: signed integer overflow: 9223372036854775807 - -1 cannot be represented in type 'long'
Fixes: 26549/clusterfuzz-testcase-minimized-ffmpeg_dem_AVS_fuzzer-4844306424397824

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 1278f117d7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
56789d3ea3 avformat/wavdec: More complete size check in find_guid() 
Fixes: signed integer overflow: 9223372036854775807 + 8 cannot be represented in type 'long'
Fixes: 27341/clusterfuzz-testcase-minimized-ffmpeg_dem_W64_fuzzer-5442833206738944

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 a207df2acb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
71411669cd avformat/iff: Check size before skip 
Fixes: Infinite loop
Fixes: 27292/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5731168991051776

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 8b50e8bc29)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
680f50938f avformat/rmdec: Check for EOF in index packet reading 
Fixes: Timeout(>10sec -> 1ms)
Fixes: 27284/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-6304211110985728

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 ebf4bc629e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
0dc7491879 avformat/icodec: Check for zero streams and stream creation failure 
Fixes: NULL pointer dereference
Fixes: 26814/clusterfuzz-testcase-minimized-ffmpeg_dem_ICO_fuzzer-5758487797432320

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 b33233bd53)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
2781ce1ea9 avformat/icodec: Factor failure code out in read_header() 
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 27ee67c00f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
158f357b10 avformat/bintext: Check width 
Fixes: division by 0
Fixes: 26780/clusterfuzz-testcase-minimized-ffmpeg_dem_ADF_fuzzer-5117945027756032
Fixes: 26998/clusterfuzz-testcase-minimized-ffmpeg_dem_ADF_fuzzer-5119352359354368

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 f6dc285fb5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
82728dee12 avformat/sbgdec: Check that end is not before start 
Fixes: signed integer overflow: -9223372036854775808 + -5279949906739200 cannot be represented in type 'long'
Fixes: 26908/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-6329610851319808

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 9ef60a66f1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
a675945380 avformat/lvfdec: Check stream_index before use 
Fixes: assertion failure
Fixes: 26905/clusterfuzz-testcase-minimized-ffmpeg_dem_LVF_fuzzer-5724267599364096.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 b1d99ab14f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
5d0d405d6c avformat/au: cleanup on EOF return in au_read_annotation() 
Fixes: memleak
Fixes: 26841/clusterfuzz-testcase-minimized-ffmpeg_dem_AU_fuzzer-5174166309044224
Regression since: e680d50eb4
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

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 d16974c3dd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
f9cde79ca7 avformat/mpegts: Limit copied data to space 
Fixes: out of array access
Fixes: 26816/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-6282861159907328.fuzz

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 79cf7c7191)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
c2221da019 avformat/bintext: Check width in idf_read_header() 
Fixes: division by 0
Fixes: 26802/clusterfuzz-testcase-minimized-ffmpeg_dem_IDF_fuzzer-5180591554953216.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 442d53f409)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
9d2df3050e 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 f291cd681b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
72a8fb594d 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 437b7302b0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
da5220bc06 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 dad9a86ca7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
5a76224c88 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 0ba71a72d3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4ed6695658 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 2610acb49a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
26db6eccce 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 7b2244565a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
c07f2cfaec 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 c79d8a6851)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
36ff07fd02 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 3588e2e6b0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
bb88c223d6 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 44b18a76b8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
c07661c8cd 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 ec7e0d4288)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00