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Author SHA1 Message Date
Michael Niedermayer
b79830a53a avcodec/jpeg2000dec: Check atom_size in jp2_find_codestream() 
Fixes: Infinite loop
Fixes: 29722/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-6412228041506816

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 2a2082a41b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
1d6055972e 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 a0ceb0cdd4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
3c20077e75 avformat/mov: Check for duplicate st3d 
Fixes: memleak
Fixes: 29585/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6594188688490496

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 658f0606cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4d977e643d 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 6c64351bb1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
eb1dc002c6 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 980900d991)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
9ab85e03ca 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 25f240fcb3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
fec6a5d940 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 0791a515d3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
afc9f2c236 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 8574fcbfc7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
f083f20fd2 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 5552ceaf56)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
a4c627df67 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 2c8cd4490a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
99a5e67fe3 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 7e5034f97e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
8bcf54cf72 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 842c268c64)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
7186342a50 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 4f70e1ec0c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b8b7cf353e 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 4dfb7ff528)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
7d3c6b4f05 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 b12e713b80)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
16f0553a56 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 401495def6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
95ffb56c6c 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 a5ed6da9bd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
26e5301458 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 ab82c10578)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
5267cf2084 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 3c41d0bfd6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
2e26851dcd 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 57f7e5caa3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
305ae7fc02 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 fd61b42b4c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
9bb8a4f773 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 b0588b73da)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
ef8ece49ac avcodec/cscd: Check output len in zlib as in lzo 
Fixes: Timeout (>10sec -> 134ms)
Fixes: 27245/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CSCD_fuzzer-575318210772992

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 6de039823c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4a7cfa5a89 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 869fe41d10)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
624afab90a 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 d7594ee751)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
dcd5b364fb 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 9725d07a17)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
67dff50ad8 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 8af299acde)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
4db70e2139 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 d03f0ec9a1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
20b13122ec avcodec/cfhd: check peak.offset 
Fixes: signed integer overflow: -2147483648 - 4 cannot be represented in type 'int'
Fixes: 26907/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5746202330267648

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 386faeda5f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
0dcc435972 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 b0f8586ca9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
aff85abab4 avformat/nuv: Check channels 
Fixes: signed integer overflow: -3468545475927866368 * 4 cannot be represented in type 'long'
Fixes: 28879/clusterfuzz-testcase-minimized-ffmpeg_dem_NUV_fuzzer-6303367307591680

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 fc45d924d7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
c79401d76e 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 78d6d8ddb5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b9b7d76f8c 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 0014249fd9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
51cd408442 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 48fb752767)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6202f716dc 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 29851cb840)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
2f0ae56460 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 cb31667611)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
6a3f5c9d76 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 2ef522c918)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
a280136c7a 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 074e204b42)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
0f5f93d498 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 9e3d09f435)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b53629bef1 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 d82ee907d6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
268f25c774 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 638a151a87)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
d72a06402c 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 c78b2b138c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
a39c4ce6b1 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 b17ffe8f8f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
567c02a19a 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 2488ba85a0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
8f5cce4b17 avformat/fitsdec: Better size checks 
Fixes: out of array access
Fixes: 26819/clusterfuzz-testcase-minimized-ffmpeg_dem_FITS_fuzzer-5634559355650048
Fixes: 26820/clusterfuzz-testcase-minimized-ffmpeg_dem_FITS_fuzzer-5760774955597824
Fixes: 27379/clusterfuzz-testcase-minimized-ffmpeg_dem_FITS_fuzzer-5129775942991872.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 14bbb6bb30)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
b0edf37cb2 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 d3d9b1fc8e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
661d36175b 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 1b373b41d9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
387e0b3359 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 1b1dac2716)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
32e5b0ab99 avformat/nistspheredec: Check bits_per_coded_sample and channels 
Fixes: signed integer overflow: 80 * 92233009 cannot be represented in type 'int'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_NISTSPHERE_fuzzer-6669100654919680

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 60770a50fb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00
Michael Niedermayer
d31c6fdf35 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 0bee216ad4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2021-09-09 13:53:29 +02:00