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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
Michael Niedermayer
eca0a942ea avcodec/h264_slice: Check input SPS in ff_h264_update_thread_context() 
Fixes: crash
Fixes: check_pkt.mp4

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ceae92cb291c2536a93482cdf3c1ae3f7330b924)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
c5a26f4511 avcodec/mpegvideo: Update chroma_?_shift in ff_mpv_common_frame_size_change() 
Fixes: out of array access
Fixes: 31201/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-4627865612189696.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 87d87e6587deec1fa8ed5f5c6901535becdb0358)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
752fa02287 avformat/mov: Ignore multiple STSC / STCO 
Fixes: STSC / STCO inconsistency and assertion failure
Fixes: crbug1184666.mp4

Found-by: Chromium ASAN fuzzer
Reviewed-by: Matt Wolenetz <wolenetz@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2611d20d353026f996cb9aaced8b35db37f490d4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
63f7a6310b avformat/utils: Extend overflow check in dts wrap in compute_pkt_fields() 
Fixes: signed integer overflow: -9223372032574480351 - 4294967296 cannot be represented in type 'long long'
Fixes: 30022/clusterfuzz-testcase-minimized-ffmpeg_dem_KUX_fuzzer-5568610275819520

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 b37ff29e0e093b15585e9fb44bbd82bdf14b5230)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
8e1d958610 avfilter/vf_scale: Fix adding 0 to NULL (which is UB) in scale_slice() 
Found-by: Jeremy Leconte <jleconte@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1cf96ce269364e3c2b4ec2097f121ad42b336839)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
fcd8bfa3b9 avutil/common: Add FF_PTR_ADD() 
Suggested-by: Andreas Rheinhardt
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 522a5259e9cc17faf1f83c9cfb93c960a2ecf8a2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
bda74d0f20 avformat/wtvdec: Check size in SBE2_STREAM_DESC_EVENT / stream2_guid 
Fixes: signed integer overflow: 539033600 - -1910497124 cannot be represented in type 'int'
Fixes: 30928/clusterfuzz-testcase-minimized-ffmpeg_dem_WTV_fuzzer-5922630966312960

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 1f74661543c0c336e88846f90608fda7bd12deac)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
88627638d5 avformat/cafdec: Do not build an index if all packets are the same 
Fixes: Timeout
Fixes: 28214/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-6495999421579264

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 ea12590c8ecc1e3c4c7732e5adced21fb5feffa6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
5079967d37 avcodec/sonic: Use unsigned temporary in predictor_calc_error() 
Fixes: signed integer overflow: -2147471366 - 18638 cannot be represented in type 'int'
Fixes: 30157/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-5171199746506752

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 075d793ba87635b77f8302d8a454fa681f90d267)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
a2b7f4a101 avformat/flvdec: Check array entry number 
Fixes: signed integer overflow: -2147483648 - 1 cannot be represented in type 'int'
Fixes: 30209/clusterfuzz-testcase-minimized-ffmpeg_dem_FLV_fuzzer-5724831658147840

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 b5d8fe1c874947ca67ee8117b18f8052f0e590fc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
698d23aebf avcodec/h264_slice: Check sps in h264_slice_header_init() 
Fixes: null pointer dereference
Fixes: h264_slice_header_init.mp4

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Tested-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 80472438996ed1928b30f6ac4e0d17a492de2cdf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
bf8e7c2b17 avformat/movenc: Avoid loosing cluster array on failure 
Fixes: crash
Fixes: check_pkt.mp4

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5c2ff44f915d6ceeea36a2f99e534562764218dd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
92049dc205 avformat/avidec: Check for dv streams before using priv_data in parse ##dc/##wb 
Fixes: null pointer dereference
Fixes: 31588/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-6165716135968768

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 f733688d30021587c3f3a1b280d6ece8b04f26ff)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
134e261b99 avformat/mov: Check sample size for overflow in mov_parse_stsd_audio() 
Fixes: signed integer overflow: 2 * 1914708000 cannot be represented in type 'int'
Fixes: 31639/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6303428239294464

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 d35677736a59ec6579b4da63d9b1444986ba339e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
9a261e5681 avcodec/ffwavesynth: Avoid signed integer overflow in phi_at() 
Fixes: signed integer overflow: 2314885530818453536 - -9070214327174160352 cannot be represented in type 'long'
Fixes: 31000/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-6558389742206976

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 be08b84f8bb7acc0c45800c7f488399327a22961)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
77cab29a28 avcodec/mpeg4videoenc: Check extradata malloc() 
Fixes: Null pointer dereference
Fixes: any mpeg4 testcase which fails the malloc at that exact spot

Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 33a1687bf623cdd5c6ffe8f63024d22ed20b4ead)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
b2d4f33fd4 avformat/matroskadec: Check for EOF in resync loop 
Fixes: Timeout (too long -> instantly)
Fixes: 29136/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-4586141227548672

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 5282147d0c92ac821e85b93e2db6704f4720e0c1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
81e27dc15b avcodec/utils: Use more bits for intermediate for AV_CODEC_ID_ADPCM_MS 
Fixes: signed integer overflow: 1172577312 * 2 cannot be represented in type 'int'
Fixes: 29924/clusterfuzz-testcase-minimized-ffmpeg_dem_BOA_fuzzer-4882912874594304

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 0f441b9063281d8ef5d4c30b10379d08aad8924f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
c13d2e47de avcodec/jpegls: Check A[Q] for overflow in ff_jpegls_update_state_regular() 
Fixes: Timeout
Fixes: 30912/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5556235476795392

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 8a3fea802a3e4274dbe084d372ec8aeab3932b3e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
88974483a4 avutil/timecode: Avoid fps overflow 
Fixes: Integer overflow and division by 0
Fixes: poc-202102-div.mov

Found-by: 1vanChen of NSFOCUS Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c94875471e3ba3dc396c6919ff3ec9b14539cd71)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
2d0320b7af avformat/mvi: Check audio size for more overflows 
Fixes: left shift of negative value -352256000
Fixes: 30837/clusterfuzz-testcase-minimized-ffmpeg_dem_MVI_fuzzer-5755626262888448

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 403b35e16e16a8c4a13e531ccdc23598f685ca20)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
d446934d39 avcodec/ffv1dec: Check if trailer is available 
Fixes: out of array read
Fixes: 29750/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFV1_fuzzer-4808377272238080.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 36ad2f41e30ad9f2a8ead76e0b1526b9712f0925)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
6f7af297c6 avcodec/4xm: Check pre_gb in decode_i_block() 
Fixes: Timeout
Fixes: 31257/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FOURXM_fuzzer-5150866229297152

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 b87781649e2862d07fcb8d322289d89b47a530b6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
fcab70315c avcodec/dcadsp: Fix integer overflow in dmix_add_c() 
Fixes: signed integer overflow: 1515225320 + 759416059 cannot be represented in type 'int'
Fixes: 29256/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DCA_fuzzer-5719088561258496

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 b4ebf483bcbf2e5db6bd29607142741f62598b4e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
693dbc30a5 avformat/flvdec: Check double before cast in parse_keyframes_index() 
Fixes: -2.21166e+304 is outside the range of representable values of type 'long'
Fixes: 29169/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5725452796821504

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 09e5e406c7b9d7c1ee97ebae1476a2f68e6a90d1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
3374ed3d42 avformat/paf: Check for EOF before allocation in read_header() 
Fixes: OOM
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 bcb1e9d3b9b97359e01e5978067c8ee558efa8b4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
cf8a7b7b4e avcodec/aacdec_template: Avoid undefined negation in imdct_and_windowing_eld() 
Fixes: negation of -2147483648 cannot be represented in type 'INTFLOAT' (aka 'int'); cast to an unsigned type to negate this value to itself
Fixes: 29057/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5642758933053440

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 633924539aae73714facf31aa7001d01e8be48a1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
737803535f avformat/lxfdec: Fix multiple integer overflows related to track_size 
Fixes: signed integer overflow: 538976288 * 8 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_LXF_fuzzer-6634030636335104

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 7819412f4468514a2bab924291d79806a569388c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
5310bf2493 avformat/aiffdec: Check that SSND is at least 8 bytes 
Fixes: Infinite loop
Fixes: 30874/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-5933710488764416

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 460d3dc41f57a6dcefbd72db6e2e368fee05340b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
be7d80bc43 avformat/dcstr: Check sample rate 
Fixes: signed integer overflow: -1300248894420254720 * 16 cannot be represented in type 'long'
Fixes: 30879/clusterfuzz-testcase-minimized-ffmpeg_dem_DCSTR_fuzzer-5094464215449600

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 fdcb966f4a3c6f872891b8dd554e3652b9e02d4f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
c97f77e407 avcodec/alsdec: Check bitstream input in read_block() 
Fixes: Timeout
Fixes: 28110/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-5036338973507584

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 53d739db4e528388fae89459e887a633ffbce12c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
ea95ff0a08 avformat/mov: Extend data_size check in mov_read_udta_string() 
Fixes: signed integer overflow: -2147483634 - 16 cannot be represented in type 'int'
Fixes: 28322/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5711888402612224

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 74c4c539538e36d8df02de2484b045010d292f2c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
70bb5c2a25 avformat/voc_packet: Add a basic check on max_size 
Fixes: signed integer overflow: -2147483648 - 4 cannot be represented in type 'int'
Fixes: 28127/clusterfuzz-testcase-minimized-ffmpeg_dem_VOC_fuzzer-4880586455646208

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 52f75181bfada2b4b127e744674591c7753c4b7d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
52022eec69 avformat/microdvddec: use 64bit for durations 
Fixes: signed integer overflow: 7 - -2147483647 cannot be represented in type 'int'
Fixes: 28036/clusterfuzz-testcase-minimized-ffmpeg_dem_MICRODVD_fuzzer-5171698751766528

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 f569ac4ce0514bf4e0dd768c5ed007c82548d326)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
6173ca00f7 avcodec/hapdec: Change compressed_offset to unsigned 32bit 
Fixes: out of array access
Fixes: 29345/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5401813482340352
Fixes: 30745/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5762798221131776

Suggested-by: Anton
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 89fe1935b18621af06587c76bcde6adcdc8f2249)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
86e3f06eec avformat/rmdec: Check codec_length without overflow 
Fixes: signed integer overflow: 2147483647 + 64 cannot be represented in type 'int'
Fixes: 30333/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-5175286983426048

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 d558c9f2375fd2136d20422cb1119cfbf872abeb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
7efc9ebf08 avformat/mov: Check element count in mov_metadata_hmmt() 
Fixes: Timeout
Fixes: 30325/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6048395703746560

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 1d277b92fa4c149d589e6828d4e18ad578406f1f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
c9243ed1fd avformat/nutdec: Check timebase count against main header length 
Fixes: Timeout (long -> 3ms)
Fixes: 28514/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6078669009321984
Fixes: 30095/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-5074433016463360

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 c425198558826795d94af45eeb9d94e4436c9a0f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00