Commit graph

23793 commits

Author SHA1 Message Date
Michael Niedermayer
81da1fea18
avformat/sbgdec: Check for period overflow
Fixes: signed integer overflow: 4481246996173000000 - -4778576820000000000 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-5063670588899328

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 a9137110ed)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-12-21 22:43:51 +01:00
Michael Niedermayer
af3648bbf3
avformat/concatdec: Check in/outpoint for overflow
Fixes: signed integer overflow: 91542414454000000 - -9154241494546000000 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_CONCAT_fuzzer-4739147999084544

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 dedc78b4b5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-12-21 22:43:51 +01:00
Michael Niedermayer
95a905752e
avformat/hls: reduce default max reload to 3
The 1000 did result in the appearance of a never ending reload loop

The RFC mandates that "If the client reloads a Playlist file and finds that it has not
changed, then it MUST wait for a period of one-half the target
duration before retrying." and if it has changed
"the client MUST wait for at least the target duration before attempting to reload the
Playlist file again"

Trying to reload 3 times seems a better default than 1000 given these
durations

Issue found by: Сергей Колесников
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5f810435c2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-12-21 22:43:50 +01:00
Michael Niedermayer
a860c51bbc
avformat/format: Stop reading data at EOF during probing
Issue found by: Сергей Колесников
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 80f6e0378b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-12-21 22:43:49 +01:00
Michael Niedermayer
b527b2e1d4
avformat/avr: Check sample rate
Fixes: 54979/clusterfuzz-testcase-minimized-ffmpeg_dem_AVR_fuzzer-6681035461230592
Fixes: Timeout

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 32556fa62b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-12-21 22:43:46 +01:00
Michael Niedermayer
94b0830105
avformat/oggparsetheora: clip duration within 64bit
Fixes: signed integer overflow: 9079256848778919936 - -288230376151711746 cannot be represented in type 'long'
Fixes: 58248/clusterfuzz-testcase-minimized-ffmpeg_dem_OGG_fuzzer-6326851353313280

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 b1c3d81e71)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-12-21 22:43:43 +01:00
Michael Niedermayer
f665d0ca54
avformat/wavdec: Check that smv block fits in available space
Fixes: OOM
Fixes: 56271/clusterfuzz-testcase-minimized-ffmpeg_dem_WAV_fuzzer-5290810045497344

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 a76efafdb9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-12-21 22:43:43 +01:00
Jiasheng Jiang
c513bd4803
avformat/nutdec: Add check for avformat_new_stream
Check for failure of avformat_new_stream() and propagate
the error code.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9cf652cef4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-04-07 23:40:47 +02:00
Michael Niedermayer
f97265961e
avformat/mov: Check samplesize and offset to avoid integer overflow
Fixes: signed integer overflow: 9223372036854775584 + 536870912 cannot be represented in type 'long'
Fixes: 55844/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-510613920664780

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 53c1f5c2e2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-04-07 23:40:42 +02:00
Michael Niedermayer
2a47fecb09
avformat/mxfdec: Use 64bit in remainder
Fixes: signed integer overflow: 48000 * 223587 cannot be represented in type 'int'
Fixes: 54513/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5817594836025344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Tomas Härdin <git@haerdin.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 64a04fc165)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-04-07 23:40:40 +02:00
Michael Niedermayer
04b48cefac
avformat/id3v2: Check taglen in read_uslt()
Fixes: Timeout (read mostly the same data repeatly)
Fixes: 52457/clusterfuzz-testcase-minimized-ffmpeg_dem_ALP_fuzzer-6610706313379840
Fixes: 53098/clusterfuzz-testcase-minimized-ffmpeg_dem_SOL_fuzzer-6481382981632000

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 a798af91d7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-04-07 23:40:38 +02:00
Michael Niedermayer
37aaa56842
avformat/replaygain: avoid undefined / negative abs
Fixes: signed integer overflow: -2147483648 * 100000 cannot be represented in type 'int'
Fixes: 52060/clusterfuzz-testcase-minimized-ffmpeg_dem_MP3_fuzzer-5131616708329472

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 2532b20b17)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-04-07 23:40:36 +02:00
Michael Niedermayer
c152b69715
avformat/vividas: Check packet size
Fixes: signed integer overflow: 119760682 - -2084600173 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVIDAS_fuzzer-6745781167587328

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 5f44489cc5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-04 23:58:34 +02:00
Michael Niedermayer
e5ed035350
avformat/spdifdec: Use 64bit to compute bit rate
Fixes: signed integer overflow: 32 * 553590816 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_WAV_fuzzer-6564974517944320

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 4075f0cec1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:03 +02:00
Michael Niedermayer
8ff4a080bf
avformat/rpl: Use 64bit for duration computation
Fixes: signed integer overflow: 24709512 * 88 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-6737973728641024

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 529f64b2eb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:03 +02:00
Michael Niedermayer
98ba25bd11
avformat/xwma: Use av_rescale() for duration computation
Fixes: signed integer overflow: 34242363648 * 538976288 cannot be represented in type 'long'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-6577923913547776

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 2c789f753c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:02 +02:00
Michael Niedermayer
9dfac9e9e9
avformat/sdsdec: Use av_rescale() to avoid intermediate overflow in duration calculation
Fixes: signed integer overflow: 72128794995445727 * 240 cannot be represented in type 'long'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_SDS_fuzzer-6628185583779840

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 aa8eb1bed0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:02 +02:00
Michael Niedermayer
2c737a2cb0
avformat/sbgdec: Check ts_int in genrate_intervals
There is probably a better place to check for this, but better
here than nowhere

Fixes: signed integer overflow: -9223372036824775808 - 86400000000 cannot be represented in type 'long'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-6601162580688896

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 5f529e9147)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:02 +02:00
Michael Niedermayer
1d9553542b
avformat/rmdec: check tag_size
Fixes: signed integer overflow: -2147483648 - 8 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-6598073725353984

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 2cb7ee8a36)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:01 +02:00
Michael Niedermayer
7a42dcf088
avformat/nutdec: Check fields
Fixes: signed integer overflow: -2147483648 - 1 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6566001610719232

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 2c146406ea)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:01 +02:00
Michael Niedermayer
ecbdaa9b4c
avformat/flvdec: Use 64bit for sum_flv_tag_size
Fixes: signed integer overflow: 2138820085 + 16130322 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_LIVE_FLV_fuzzer-6704728165187584

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 7124f10c1d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:01 +02:00
Michael Niedermayer
25178bcd73
avformat/jacosubdec: Fix overflow in get_shift()
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_JACOSUB_fuzzer-6722544461283328
Fixes: signed integer overflow: 48214448 * 60 cannot be represented in type 'int'

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 b1a68127bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:00 +02:00
Michael Niedermayer
d15dfed7ac
avformat/dxa: avoid bpc overflows
Fixes: signed integer overflow: 2147483647 + 32 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_DXA_fuzzer-6639823726706688

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 93db0f0740)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:00 +02:00
Michael Niedermayer
e7d1caf41f
avformat/cafdec: Check that nb_frasmes fits within 64bit
Fixes: signed integer overflow: 1099511693312 * 538976288 cannot be represented in type 'long'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-6565048815845376

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 d4bb4e3759)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:52:00 +02:00
Michael Niedermayer
c44ce5d804
avformat/asfdec_o: Limit packet offset
avoids overflows with it

Fixes: signed integer overflow: 9223372036846866010 + 4294967047 cannot be represented in type 'long'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_O_fuzzer-6538296768987136
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_O_fuzzer-657169555665715

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 736e9e69d5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:59 +02:00
Michael Niedermayer
5ee0beb799
avformat/ape: Check frames size
Fixes: signed integer overflow: 9223372036854775806 + 3 cannot be represented in type 'long'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_APE_fuzzer-6389264140599296

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 d0349c9929)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:59 +02:00
Michael Niedermayer
b9b148ef87
avformat/icodec: Check nb_pal
Fixes: signed integer overflow: 538976288 * 4 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_ICO_fuzzer-6690068904935424

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 db73ae0dc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:59 +02:00
Michael Niedermayer
cc5c5beb98
avformat/aiffdec: Use 64bit for block_duration use
Fixes: signed integer overflow: 3 * -2147483648 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-6668935979728896

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 9303ba272e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:58 +02:00
Michael Niedermayer
df30441b16
avformat/aiffdec: Check block_duration
Fixes: signed integer overflow: 3 * -2147483648 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-6668935979728896

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 1c2b6265c8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:58 +02:00
Michael Niedermayer
21b786d628
avformat/mxfdec: only probe max run in
Suggested-by: Tomas Härdin <tjoppen@acc.umu.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1182bbb2c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:58 +02:00
Michael Niedermayer
0191e5f13e
avformat/mxfdec: Check run_in is within 65536
Fixes: signed integer overflow: 9223372036854775807 - -2146905566 cannot be represented in type 'long'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-6570996594769920

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 7786097825)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:57 +02:00
Michael Niedermayer
f4a792fbb9
libavformat/hls: Free keys
Fixes: memleak
Fixes: 50703/clusterfuzz-testcase-minimized-ffmpeg_dem_HLS_fuzzer-6399058578636800

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d32a9f3137)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:55 +02:00
Michael Niedermayer
3ce3d5ea9c
avformat/asfdec_o: limit recursion depth in asf_read_unknown()
The threshold of 5 is arbitrary, both smaller and larger should work fine

Fixes: Stack overflow
Fixes: 50603/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_O_fuzzer-6049302564175872

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 1f1a368169)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:53 +02:00
Michael Niedermayer
7c00e515a0
libavformat/iff: Check for overflow in body_end calculation
Fixes: signed integer overflow: -6322983228386819992 - 5557477266266529857 cannot be represented in type 'long'
Fixes: 50112/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-6329186221948928

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 bcb4690304)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:52 +02:00
Michael Niedermayer
df0d34caaf
avformat/avidec: Prevent entity expansion attacks
Fixes: Timeout
Fixes no testcase, this is the same idea as similar attacks against XML parsers

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f3e823c2aa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:52 +02:00
Michael Niedermayer
fe87396f35
avformat/subviewerdec: Make read_ts() more flexible
Fixes: signed integer overflow: -1948269928 * 10 cannot be represented in type 'int'
Fixes: 49451/clusterfuzz-testcase-minimized-ffmpeg_dem_SUBVIEWER_fuzzer-6344614822412288

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
(cherry picked from commit 58a8e739ef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:50 +02:00
Michael Niedermayer
815efd3f68
avformat/flvdec: Check for EOF in index reading
Fixes: Timeout
Fixes: 47992/clusterfuzz-testcase-minimized-ffmpeg_dem_LIVE_FLV_fuzzer-6020443879899136

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 ceff5d7b74)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:48 +02:00
Michael Niedermayer
46f74da439
avformat/nutdec: Check get_packetheader() in mainheader
Fixes; Timeout
Fixes: 48794/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6524604713140224

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 b5de084aa6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:48 +02:00
Michael Niedermayer
3ab3a39ec6
avformat/asfdec_f: Use 64bit for packet start time
Fixes: signed integer overflow: 2147483647 + 32 cannot be represented in type 'int'
Fixes: 49014/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_fuzzer-6314973315334144

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 8ed78486fc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:48 +02:00
Michael Niedermayer
d3e208f5f5
avformat/rtsp: break on unknown protocols
This function needs more cleanup and it lacks error handling

Fixes: use of uninitialized memory
Fixes: CID700776

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 73c0fd27c5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:45 +02:00
Michael Niedermayer
23fb7097ee
avformat/aaxdec: Check for empty segments
Fixes: Timeout
Fixes: 48154/clusterfuzz-testcase-minimized-ffmpeg_dem_AAX_fuzzer-5149094353436672

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 db31b3ea86)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:44 +02:00
Michael Niedermayer
8063b5e289
avformat/iff: simplify duration calculation
Fixes: signed integer overflow: 315680096256 * 134215943 cannot be represented in type 'long long'
Fixes: 48713/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5886272312311808

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 0740641e93)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:43 +02:00
Michael Niedermayer
d1fa43d5b9
avformat/sctp: close socket on errors
This is untested as i have no testcase

Fixes: CID1302709

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c9a2996544)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:42 +02:00
Michael Niedermayer
40065896ec
avformat/aiffdec: cleanup size handling for extreem cases
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c6f1e48b86)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:41 +02:00
Michael Niedermayer
732d39e353
avformat/matroskadec: avoid integer overflows in SAR computation
This ignores >64bit
Alternatively we could support that if it occurs in reality

Fixes: negation of -9223372036854775808
Fixes: integer overflows
Fixes: 46072/clusterfuzz-testcase-minimized-ffmpeg_dem_MATROSKA_fuzzer-5029840966778880

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 e6cad01122)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:41 +02:00
Michael Niedermayer
35ccd5a569
avformat/hls: Limit start_seq_no to one bit less
This avoids overflow checks on additions with 32bit numbers

Fixes: signed integer overflow: 9223372036854775806 + 2 cannot be represented in type 'long'
Fixes: 44012/clusterfuzz-testcase-minimized-ffmpeg_dem_HLS_fuzzer-4747770734444544
Fixes: 48065/clusterfuzz-testcase-minimized-ffmpeg_dem_HLS_fuzzer-5372410355908608

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 d8ee014254)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:40 +02:00
Michael Niedermayer
58e57ef180
avformat/aiffdec: avoid integer overflow in get_meta()
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 45891/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-6159183893889024

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 6a02de2127)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:39 +02:00
Michael Niedermayer
a71c87e4b5
avformat/ape: more bits in size for less overflows
Fixes: signed integer overflow: 2147483647 + 3 cannot be represented in type 'int'
Fixes: 46184/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-4678059519770624

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 e5f6707a7b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:39 +02:00
Michael Niedermayer
e3a733ba8e
avformat/aviobuf: Check buf_size in ffio_ensure_seekback()
buffer_size is an int

Fixes: signed integer overflow: 9223372036854775754 + 32767 cannot be represented in type 'long'
Fixes: 45691/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5263458831040512

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c4b130e876)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:39 +02:00
Michael Niedermayer
2ccfbc888c
avformat/bfi: Check offsets better
Fixes: signed integer overflow: -2145378272 - 538976288 cannot be represented in type 'int'
Fixes: 45690/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5015496544616448

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 35dc93ab44)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-25 13:51:38 +02:00