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Author SHA1 Message Date
Michael Niedermayer
e5dac88184 avformat/r3d: Check samples before computing duration 
Fixes: signed integer overflow: -4611686024827895807 + -4611686016279904256 cannot be represented in type 'long'
Fixes: 30161/clusterfuzz-testcase-minimized-ffmpeg_dem_R3D_fuzzer-5694406713802752

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 7a2aa5dc2af6c4fc66aaedd341b0886fbc746f0d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
b3a9f2dfbf avformat/wavdec: Consider AV_INPUT_BUFFER_PADDING_SIZE in set_spdif() 
The buffer is read by using the bit reader
Fixes: out of array read
Fixes: 27539/clusterfuzz-testcase-minimized-ffmpeg_dem_WAV_fuzzer-5650565572591616

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 0a7c648e2d85a59975cc88079975cf9f3306ed0a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
0146375f9a avcodec/pnm_parser: Check av_image_get_buffer_size() for failure 
Fixes: out of array access
Fixes: 30135/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PBM_fuzzer-4997145650397184
Fixes: 30208/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-5605891665690624.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 5314a4996cc76e2a8534c74a66f5181e95ac64fc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
de6e245fce avformat/rmdec: Check remaining space in debug av_log() loop 
Fixes: Timeout (long -> 2 ms)
Fixes: 26709/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5665833403285504
Fixes: 27522/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-6321071221112832

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 a8fe78decd700afec461f06df4ce0d36f3e9cc4b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
67c197abaf avformat/flvdec: Treat high ts byte as unsigned 
Fixes: left shift of 255 by 24 places cannot be represented in type 'int'
Fixes: 27516/clusterfuzz-testcase-minimized-ffmpeg_dem_KUX_fuzzer-5152854660349952

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f514113cfa9fc44d80086bb2a2b783e8026dc3a9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
7ac3fadfa7 avformat/samidec: Sanity check pts 
Fixes: signed integer overflow: 0 - -9223372036854775808 cannot be represented in type 'long'
Fixes: 29743/clusterfuzz-testcase-minimized-ffmpeg_dem_SAMI_fuzzer-5499256859394048

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 2014b0135293c41d261757bfa1aaba51653bab8e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
752575d953 avformat/avidec: Use 64bit in get_duration() 
Fixes: signed integer overflow: 2147483424 + 8224 cannot be represented in type 'int'
Fixes: 29619/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-5191424373030912

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 a0ceb0cdd41b56241697cd8f83e22cdb4822d2d9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
44919d079c avformat/mvdec: Check for EOF in read_index() 
Fixes: Timeout
Fixes: 29550/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5094307193290752

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 6c64351bb1f4dc148069a37754b746fcd4c784cf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
ecf7cb4579 avcodec/jpeglsdec: Fix k=16 in ls_get_code_regular() 
Fixes: Timeout
Fixes: left shift of 33046 by 16 places cannot be represented in type 'int'
Fixes: 29258/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-4889231489105920
Fixes: 29515/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-6161940391002112

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 980900d991606cbc3747b37d6e83c7aae98cbecc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
d474fa3e3c avformat/id3v2: Check the return from avio_get_str() 
Fixes: out of array access
Fixes: 29446/clusterfuzz-testcase-minimized-ffmpeg_dem_AAC_fuzzer-5096222622875648

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 25f240fcb398eb499ca4b70c026a8bb9f2a32731)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
d472de012a avcodec/hevc_sei: Check payload size in decode_nal_sei_message() 
Fixes: out of array access
Fixes: 29392/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-4821602850177024.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 0791a515d38fd35c1e2a309ec8f4015153687b8c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
4fd805a2ae libavutil/eval: Remove CONFIG_TRAPV special handling 
Fixes: division by zero
Fixes: 29555/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVO_fuzzer-5149951447400448

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 8574fcbfc7784173347418e09035ff8121574571)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
439d8ae684 avformat/wtvdec: Check len in parse_chunks() to avoid overflow 
Fixes: signed integer overflow: 2147483647 + 7 cannot be represented in type 'int'
Fixes: 30084/clusterfuzz-testcase-minimized-ffmpeg_dem_WTV_fuzzer-6192261941559296

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 5552ceaf568915e668679f9581e07eb5507cafc4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
1be3f57841 avformat/asfdec_f: Add an additional check for the extradata size 
Fixes: OOM
Fixes: 30066/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_fuzzer-6182309126602752

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 2c8cd4490a6ab2742e6ad1ce059b4f4957b39500)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
099130c0cd avformat/3dostr: Check sample_rate 
Fixes: signed integer overflow: -1268324762623155200 * 8 cannot be represented in type 'long'
Fixes: 30123/clusterfuzz-testcase-minimized-ffmpeg_dem_THREEDOSTR_fuzzer-6710765123928064

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 7e5034f97e41d3f8112c1f8da3b5274ab99ef6f8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
d38f2e23e5 avformat/4xm: Make audio_frame_count 64bit 
Fixes: signed integer overflow: 2099257366 * 2 cannot be represented in type 'int'
Fixes: 27486/clusterfuzz-testcase-minimized-ffmpeg_dem_FOURXM_fuzzer-5112179134824448

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 842c268c6436c9e90e689402be138c2e539f7059)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
2c72722ffc avformat/mov: Use av_mul_q() to avoid integer overflows 
Fixes: signed integer overflow: 538976288 * 538976288 cannot be represented in type 'int'
Fixes: 27473/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5758978289827840

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 4f70e1ec0cfa8ae24b224faf522c1d6ca95a42f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
e2bd33c8de avcodec/vp9dsp_template: Fix integer overflows in itxfm_wrapper 
Fixes: signed integer overflow: 2147483641 + 32 cannot be represented in type 'int'
Fixes: 27452/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-5078752576667648

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 4dfb7ff528c02afbafba14676c139ecb82164c44)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
8b0386154a avformat/rmdec: Reorder operations to avoid overflow 
Fixes: signed integer overflow: -2147483648 - 14 cannot be represented in type 'int'
Fixes: 27659/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-5697250168406016

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 b12e713b8061cc6a71ec69da946552bc593d5fa7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
4fdb414590 avcodec/mxpegdec: fix SOF counting 
Fixes: Timeout (>10sec -> 15ms)
Fixes: 27652/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MXPEG_fuzzer-5125920868007936

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 401495def62638a205569cac0f7861c7faba4d18)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
5ef9f6e6e3 avcodec/rscc: Check inflated_buf size whan it is used 
Fixes: out of array access
Fixes: 27434/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RSCC_fuzzer-5196757675540480

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
(cherry picked from commit a5ed6da9bdbe32408aabe1c75e4b55fcaeec1e9b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
00cc2e7df2 avformat/mvdec: Sanity check SAMPLE_WIDTH 
Fixes: signed integer overflow: 999999999 * 8 cannot be represented in type 'int'
Fixes: 30048/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5864289917337600

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 ab82c105787fa81d1e35b9209f3d53e98be936a4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
6180a967b7 avformat/rmdec: Fix codecdata_length overflow check 
Fixes: signed integer overflow: 2147483647 + 64 cannot be represented in type 'int'
Fixes: 28509/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-6310969680723968

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 3c41d0bfd6041890b394a3e6eb2f8da92b83416b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
68b034625c avcodec/simple_idct: Fix undefined integer overflow in idct4row() 
Fixes: signed integer overflow: -1498310196 - 902891776 cannot be represented in type 'int'
Fixes: 28445/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1IMAGE_fuzzer-5075163389493248

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 57f7e5caa324fd760aa9e134ee963e9936083c59)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
7ec328d53c avformat/tta: Use 64bit intermediate for index 
Fixes: signed integer overflow: 42032 * 51092 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_TTA_fuzzer-6679539648430080

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 fd61b42b4c8709a7888fa5c9cce0c19d754e39fc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
a4fc719fc5 avformat/soxdec: Check channels to be positive 
Fixes: signed integer overflow: 32 * -1795162112 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_SOX_fuzzer-6724151473340416

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 b0588b73daeb0e6a0741f39b33943c67eac71619)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
05efd2ec5c avcodec/vp3: Check input amount in theora_decode_header() 
Fixes: Timeout
Fixes: 29226/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THEORA_fuzzer-6195092572471296

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 869fe41d1088c4badcd98ee1ca2490451a07b173)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
e59cb0f33a avformat/wavdec: Check avio_get_str16le() for failure 
Fixes: out of array access
Fixes: 29195/clusterfuzz-testcase-minimized-ffmpeg_dem_W64_fuzzer-5037853281222656

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 d7594ee751e621f6c7ef4d4977c4a3ce169ae0af)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
2ed03339c3 avformat/flvdec: Check for EOF in amf_skip_tag() 
Fixes: Timeout
Fixes: 29070/clusterfuzz-testcase-minimized-ffmpeg_dem_KUX_fuzzer-5650106766458880

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 9725d07a1770fbfafe5f7b3f7d95a2a513308538)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
e537ef1a0d avformat/aiffdec: Check size before subtraction in get_aiff_header() 
Fixes: Infinite loop
Fixes: 27235/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-5761398380167168

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 8af299acde9601e64740b75430960503615873b4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
a2c10d3b2a avformat/electronicarts: More chunk_size checks 
Fixes: Timeout
Fixes: 26909/clusterfuzz-testcase-minimized-ffmpeg_dem_EA_fuzzer-6489496553783296

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 d03f0ec9a1ce9903ae533059d30758bede238e40)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
a09824a0a7 avformat/tedcaptionsdec: Check for overflow in parse_int() 
Fixes: signed integer overflow: 1111111111111111111 * 10 cannot be represented in type 'long'
Fixes: 26892/clusterfuzz-testcase-minimized-ffmpeg_dem_TEDCAPTIONS_fuzzer-5756045055754240

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 b0f8586ca9853ab3d324ccd3c42bad4375000b0a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
456fccdad6 avformat/mpc8: Check size before implicitly converting to int 
Fixes: Timeout
Fixes: 28551/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6229183210586112

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 78d6d8ddb571ecca54616517defbf894a45ea9c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
56004939a1 avformat/nutdec: Fix integer overflow in count computation 
Note, the value is checked a few lines later already

Fixes: signed integer overflow: -440402016 - 1879048064 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6603876618469376

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 0014249fd92132515b3ff0ce034dd65e745cb400)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
f8a147dfde avformat/mvi: Use 64bit for testing dimensions 
Fixes: signed integer overflow: 65535 * 65535 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_MVI_fuzzer-6649291124899840

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 48fb752767086a48e599f9e86d87096f66cc7590)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
af35cb648a avformat/utils: Check dts in update_initial_timestamps() more 
Fixes: signed integer overflow: -9223372036853488158 - 90000000 cannot be represented in type 'long long'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_MPSUB_fuzzer-6696625298866176

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 29851cb840c176d514573914799ca6c95f3f4e8e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
279b58906d avformat/flvdec: Check for avio_read() failure in amf_get_string() 
Suggested-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cb316676112c01e8d66420908b6b3d06b3b498e3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
6791fd5c13 avformat/flvdec: Check for nesting depth in amf_skip_tag() 
Fixes: out of array access
Fixes: 29440/clusterfuzz-testcase-minimized-ffmpeg_dem_KUX_fuzzer-5985279812960256.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 2ef522c918d48b9f101548b2cadce02003cb3510)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
96d4eaf592 avformat/flvdec: Check for nesting depth in amf_parse_object() 
Fixes: out of array access
Fixes: 29202/clusterfuzz-testcase-minimized-ffmpeg_dem_KUX_fuzzer-5112845840809984

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 074e204b42acdacc0a055671481e00914524af93)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
14046c7ba6 avformat/asfdec_o: Check for EOF in asf_read_marker() 
Fixes: Timeout
Fixes: 26460/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_O_fuzzer-5710884393189376

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 9e3d09f435f83f9653056b2fecc4d03ac45f3ffd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
463cbe5067 avformat/utils: Check dts - (1<<pts_wrap_bits) overflow 
Fixes: signed integer overflow: -9223372036842389247 - 2147483648 cannot be represented in type 'long long'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_FLV_fuzzer-4845007531671552

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 d82ee907d6caafbc1212c4b63ecac2dcd30f23b0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
1e44c44cd4 avformat/bfi: Check chunk_header 
Fixes: signed integer overflow: -2147483648 - 3 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_BFI_fuzzer-6665764123836416

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 638a151a877c27a46c15643db26c9ba726feecde)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
55658df3d1 avformat/ads: Check size 
Fixes: signed integer overflow: -2147483616 - 64 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_ADS_fuzzer-6617769344892928

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 c78b2b138ce222de2f4cecac8fd4361f05ee9428)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
349a1d01c5 avformat/iff: Check block align also for ID_MAUD 
Fixes: Timeout & OOM
Fixes: 28701/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5185094964871168
Fixes: 29116/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-4874284795297792

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 b17ffe8f8f30ba03901bcf7caa6c523e874e8fde)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
e37c5f6d6a avcodec/utils: Check for integer overflow in get_audio_frame_duration() for ADPCM_DTK 
Fixes: signed integer overflow: 131203586 * 28 cannot be represented in type 'int'
Fixes: 26817/clusterfuzz-testcase-minimized-ffmpeg_dem_MSF_fuzzer-6296902548848640

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 2488ba85a0fa5ee4125888258d3d95ce3f03bbb6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
95671d383f avformat/mxfdec: Fix integer overflow in next position in mxf_read_local_tags() 
Fixes: signed integer overflow: 9223372036854775723 + 8192 cannot be represented in type 'long'
Fixes: 29072/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-4812604904177664

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 d3d9b1fc8e2dfc8b4d66c9916ab7221062ff4660)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
d558c0cae0 avformat/avidec: dv does not support palettes 
Fixes: memleak
Fixes: 26937/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-5763003338981376

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 1b373b41d940e3058cdfb3d17703e23ed665353c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
b5a1384287 libavformat/utils: consider avio_size() failure in ffio_limit() 
Fixes: Timeout (>20sec -> 3ms)
Fixes: 26918/clusterfuzz-testcase-minimized-ffmpeg_dem_THP_fuzzer-5750425191710720

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 1b1dac2716d713dfd6949b7eb4a3c18c16f1faf6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
65dd97ac32 avformat/asfdec_o: Check size vs. offset in detect_unknown_subobject() 
Fixes: signed integer overflow: 2314885530818453566 + 7503032301549264928 cannot be represented in type 'long'
Fixes: 26639/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_O_fuzzer-6024222100684800

Alternatively this could be ignored but then the end condition of the loop
would be hard to reach as avio_tell() is int64_t

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 0bee216ad454dd7238a03dd9a76428cc6c3233cc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00
Michael Niedermayer
ac301bcf8e avformat/utils: check for integer overflow in av_get_frame_filename2() 
Fixes: signed integer overflow: 317316873 * 10 cannot be represented in type 'int'
Fixes: 24708/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5731180885049344

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 03c479ce236955fc329c7f9f4765ee1ec256bb73)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-10-09 22:02:20 +02:00