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Author SHA1 Message Date
Michael Niedermayer
2d14096d63 tools/cws2fws: Check read() for failure 
Fixes: CID1452579 Argument cannot be negative

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0b3cdd7cc2c63969e144cc3eb39d0c61260509ee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
3fc0ffdf4f avcodec/cpia: Fix missing src_size update 
Fixes: out of array read
Fixes: 35210/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CPIA_fuzzer-5669199688105984

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 cea05864e65db9a2dc8af82b2c63fb8f03c5f876)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
ff1bb8ce6b avcodec/utils: Use 64bit for intermediate in AV_CODEC_ID_ADPCM_THP* duration calculation 
Fixes: signed integer overflow: 486539264 * 14 cannot be represented in type 'int'
Fixes: 35281/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-6068262742917120

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 00ae9b77ef757f82660b4b3d2f490374a4f209fd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
3b7ece0fcc avformat/rmdec: Check old_format len for overflow 
Maybe such large values could be disallowed earlier and closer to where
they are set.

Fixes: signed integer overflow: 538976288 * 8224 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-6704350354341888

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 06d174e289eb185f03a34a738965f0042f39c038)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
0233d6c829 avformat/realtextdec: Check the pts difference before using it for the duration computation 
Fixes: signed integer overflow: 5404200000 - -9223372031709351616 cannot be represented in type 'long'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_REALTEXT_fuzzer-6737340551790592

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 fe12aa689003db9b07a6e1b837031dcc57a71435)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
115621acb2 avformat/qcp: Avoid negative nb_rates 
Fixes: signed integer overflow: 2 * -1725947872 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_QCP_fuzzer-6726807632084992

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 1b865cc703d29cb307e1fa628aa02940d54eb42a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
59971fee9c avformat/nutdec: Check tmp_size 
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6739990530883584

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 1ca00b5e44f21840b608e238fa135a1aab6e576b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
a971e35df1 avformat/msf: Check that channels doesnt overflow during extradata construction 
Fixes: signed integer overflow: 2048 * 1122336 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MSF_fuzzer-6726959600107520

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 a1a277926b49dad60d9e78c6c7a8c6b5d0d6d7c9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
4748d46ab3 avformat/mpc8: Check for position overflow in mpc8_handle_chunk() 
Fixes: signed integer overflow: 15 + 9223372036854775796 cannot be represented in type 'long'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6723520756318208
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6739833034768384

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 8ef25d118246bf443900033fb3588dba628d11b0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
d8b0f5a2c0 avformat/iff: Use 64bit in duration computation 
Fixes: signed integer overflow: 588 * 16719904 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-6748331936186368

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 93d964689c3b2bae26e6e3f502c1ffc4c2e46989)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
035ff41b71 avformat/dxa: Check fps to be within the supported range more precissely 
Fixes: negation of -2147483648 cannot be represented in type 'int32_t' (aka 'int'); cast to an unsigned type to negate this value to itself
Fixes: assertion failure
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_DXA_fuzzer-6744985740378112

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 6ea494befcb5d944ce8275e6f59de1a24c25ffb6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
41035de57e avcodec/iff: Only write palette to plane 1 if its PAL8 
Fixes: null pointer passed as argument 1, which is declared to never be null
Fixes: 33791/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5107575256383488.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 216eb60b853e9a230c1238ab7d1c63d3fa892d34)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
e992d0668d avformat/tta: Check for EOF in index reading loop 
Fixes: OOM
Fixes: 33585/clusterfuzz-testcase-minimized-ffmpeg_dem_TTA_fuzzer-4564665830080512

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 b72d657b73b2aa4a2a2f72f613199e6080ad48c0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:21 +02:00
Michael Niedermayer
bfa1895472 Update missed irc links 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c067d20177613e9cf74bcbd2a26e729ef7ababdb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
33dabdc8a7 avformat/rpl: The associative law doesnt hold for signed integers in C 
Add () to avoid undefined behavior
Fixes: signed integer overflow: 9223372036854775790 + 57 cannot be represented in type 'long'
Fixes: 34983/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5765822923538432

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 480f11bdd713c15e4964093be7ef0adf5b619cc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
219839f311 avcodec/faxcompr: Check available bits in decode_uncompressed() 
Fixes: Timeout
Fixes: 34950/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5686764151898112
Fixes: 34966/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4587409334468608

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 ff56c139e07a4de2803b974b6595f6b71fbf53bd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
1eaabed791 avcodec/faxcompr: Check if bits are available before reading in cmode == 9 || cmode == 10 
Fixes: Timeout
Fixes: 34950/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5686764151898112

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 7d8421e3d5bc1300687a65384baccbcb3874b7ac)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
222fc50dbb avcodec/utils: do "calc from frame_bytes, channels, and block_align" in 64bit 
Fixes: signed integer overflow: 104962766 * 32 cannot be represented in type 'int'
Fixes: 33614/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-6252129036664832

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 3447979d08d701581a65f7275425cb1a59302319)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
a393000d6d avcodec/ttadata: Add sentinel at the end of ff_tta_shift_1 
Fixes: out of array access
Fixes: 34933/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TTA_fuzzer-5629322560929792

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 dbbcfbcc4e4f0e91f814f2e13ced7b6d99069518)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
e8eeabea99 avfilter/vf_dctdnoiz: Check threads 
Fixes: floating point division by 0
Fixes: Ticket 8269

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4a3917c02c428b11128ac3d4a01b780ea44aa53c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
366e80698e avfilter/vf_ciescope: Fix undefined behavior in rgb_to_xy() with black 
Fixes: floating point division by 0
Fixes: undefined behavior in handling NaN
Fixes: Ticket 8268

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3d500e62f6206ad11308b18976246366aed8c1a5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
300a9ab2eb avformat/rpl: Check for EOF and zero framesize 
Fixes: Infinite loop
Fixes: 34751/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5439330800762880
Fixes: 34774/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5851571660390400

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 a0a4a527c3b0819368d9b148542bb7663f39df79)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
6bb993761e avcodec/vc2enc: Check for non negative slice bounds 
Fixes: invalid shifts
Fixes: Ticket 8221

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f7862e82686b347eb6a9e64fa7ccdf25d5a76b4b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
a9919e7f1f avformat/rpl: Use 64bit in bitrate computation and check it 
Fixes: signed integer overflow: 777777776 * 4 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-6726188921913344

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 29b244ffc15abe2c24d2145f63048e8b3bdaa303)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
0a0fc56d14 avcodec/svq1enc: Do not print debug RD value before it has been computed 
Avoids floating point division by 0

Fixes: Ticket8191

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c297f7e57a223da9f0d350e30456d60c8c87f902)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
799c7b73d8 avcodec/aacpsy: Check bandwidth 
Fixes: Ticket8011

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 36dead4bc28ca8aab13c61661f28c68bdefa5e9d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
00a14cfeb2 avcodec/aacenc: Do not divide by lambda_count if it is 0 
Avoids Floating point division by 0

Fixes: Ticket8011

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c520b986915a3fdf3a20f6ce0ad5833eccfb7a91)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
162f4df07b avcodec/aacenc: Use FLT_EPSILON for lambda minimum 
(cherry picked from commit 4b89cf7aa49191c7f8a5ae6e9cf6cfc79ff4ee5e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
a7c3cfd8ea avfilter/vf_yadif: Fix handing of tiny images 
Fixes: out of array access
Fixes: Ticket8240
Fixes: CVE-2020-22021

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7971f62120a55c141ec437aa3f0bacc1c1a3526b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bb08ee0c6fb7bdebd37cbf00aefed206909e8f78)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
64602be17d avformat/cinedec: Fix index_entries size check 
Fixes: out of array access
Fixes: 29868/clusterfuzz-testcase-minimized-ffmpeg_dem_CINE_fuzzer-5692001957445632

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
ef75363a43 avformat/movenc: Check pal_size before use 
Fixes: assertion failure
Fixes: out of array read
Fixes: Ticket8190
Fixes: CVE-2020-22015

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4c1afa292520329eecd1cc7631bc59a8cca95c46)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
a6dc7ba0ec avcodec/lpc: Avoid floating point division by 0 
Fixes: Ticket7996
Fixes: CVE-2020-20445

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 38d18fb57863bb9c54e68ae44aa780c5c282a184)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
f5d0848098 avcodec/aacpsy: Avoid floating point division by 0 of norm_fac 
Fixes: Ticket7995
Fixes: CVE-2020-20446

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 223b5e8ac9f6461bb13ed365419ec485c5b2b002)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
d6737266a9 avcodec/aacenc: Avoid 0 lambda 
Fixes: Ticket8003
Fixes: CVE-2020-20453

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a7a7f32c8ad0179a1a85d0a8cff35924e6d90be8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
68d77a5580 avcodec/exr: x/ymax cannot be INT_MAX 
The code uses x/ymax + 1 so the maximum is INT_MAX-1

Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 33158/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5545462457303040

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 48342aa0750f83006582d1598b5f22297f6dbf83)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
4588d46c37 avformat/avio: Check av_opt_copy() for failure 
Fixes: CID1477416 Unchecked return value

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f8611ae1efc47fbe1aff140c89bee4fd1d62d3e1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
9c85898056 avcodec/vc1: Check remaining bits in ff_vc1_parse_frame_header() 
Fixes: Timeout
Fixes: 33156/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMV3_fuzzer-6259655027326976

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 38c47615880357314ba30727a85bf7b00989706a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
75b816f2c4 avformat/mov: Limit nb_chapter_tracks to input size 
Fixes: Timeout (15k loop iterations instead of 400m)
Fixes: 31368/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6601583174483968

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 299a56c9006b2eb8807c3e3efefb91a78fe6b3b2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
29052446dc avformat/mvdec: Check sample rate in parse_audio_var() 
Fixes: signed integer overflow: -635424002382840000 * 16 cannot be represented in type 'long'
Fixes: 33612/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5704741108711424

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 0ff60249a57cba00ab679ca6190a802cc0c7b9c7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
6838715c82 avcodec/faxcompr: Check for end of bitstream in decode_group3_1d_line() and decode_group3_2d_line() 
Fixes: infinite loop
Fixes: 33674/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4816457818046464

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 08d2df41538b583932c1a6772e3c8978a2334107)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
8fd09b2f34 avcodec/utils: treat PAL8 for jpegs similar to other colorspaces 
Fixes: out of array access
Fixes: 33713/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5778775641030656
Fixes: 33717/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-4960397238075392
Fixes: 33718/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMVJPEG_fuzzer-5314270096130048.fuzz
Fixes: 33719/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5352721864589312
Fixes: 33721/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THP_fuzzer-5938892055379968

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 f0ce023ddb8863d16ab650fcc0731851a55db084)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
241b505b0c avcodec/jpeglsdec: Set alpha plane in PAL8 so image is not 100% transparent 
Fixes: tickets/3933/128.jls

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 011006874cb46325b6bc83234f81879ff421c05f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
bb46e9cc84 avformat/id3v2: Check end for overflow in id3v2_parse() 
Fixes: signed integer overflow: 9223372036840103978 + 67637280 cannot be represented in type 'long'
Fixes: 33341/clusterfuzz-testcase-minimized-ffmpeg_dem_DSF_fuzzer-6408154041679872

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 efdb56450418933965dc6e27f0b1625d25e44a8c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
17836637db avformat/wtvdec: Improve size overflow checks in parse_chunks() 
Fixes: signed integer overflow: 32 + 2147483647 cannot be represented in type 'int
Fixes: 32967/clusterfuzz-testcase-minimized-ffmpeg_dem_WTV_fuzzer-5132856218222592

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 f8ec1da8ac8e3daf2403e744f166ea9557b2d333)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
0ccbac1ee8 avcodec/faxcompr: Check remaining bits on error in decode_group3_1d_line() 
Fixes: Timeout
Fixes: 32886/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-4779761466474496

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 7b3881f0da6da00cb6b5b123328e2fbfca936c47)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
facc1ef12b avcodec/utils: Check ima wav duration for overflow 
Fixes: signed integer overflow: 44331634 * 65 cannot be represented in type 'int'
Fixes: 32120/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-5760221223583744

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 f40e9b13554d88cbdd6cd2b4a3da2cbea9590f5d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
1e3e8daece avformat/cafdec: Check channels 
Fixes: signed integer overflow: -1184429040541376544 * 32 cannot be represented in type 'long'
Fixes: 31788/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-6236746338664448

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 641c1db22bb27752b925293ad93f68843baa43bf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
3f69b4640f avcodec/dpx: Check bits_per_color earlier 
Fixes: shift exponent 251 is too large for 32-bit type 'int'
Fixes: 32147/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DPX_fuzzer-5519111675314176

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 c093eb30311b7148a4da1c7555498187c8cdf0db)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
57685d44ee avcodec/pnm_parser: Check image size addition for overflow 
Fixes: assertion failure
Fixes: out of array access
Fixes: 32664/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-6533642202513408.fuzz
Fixes: 32669/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-6001928875147264

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 79ac8d55468adc9cb9a0908e671807a2a789b7d0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
1ac6969517 avformat/rmdec: use larger intermediate type for audio_framesize * sub_packet_h check 
Fixes: signed integer overflow: 65535 * 65535 cannot be represented in type 'int'
Fixes: 31406/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5024692843970560

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 cf2fd9204b3c707d9e414583b043ee88b8e8c52e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00