Commit graph

20686 commits

Author SHA1 Message Date
Michael Niedermayer
816a97ba50 avformat/mxfdec: Check for duplicate mxf_read_index_entry_array()
Fixes: memleak
Fixes: 41596/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-6439060204290048

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Tomas Härdin <tjoppen@acc.umu.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4f44a218e5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:50 +02:00
Michael Niedermayer
b60f4ff5dd avformat/mov: Disallow duplicate smdm
Fixes: memleak
Fixes: 39879/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5327819907923968

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 b5ba74053c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:50 +02:00
Michael Niedermayer
c63fed4293 avformat/mov: Check for EOF in mov_read_glbl()
Fixes: Infinite loop
Fixes: 41351/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5433895854669824

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 59b4e7cbd8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:50 +02:00
Michael Niedermayer
54d7297b33 avformat/mov: Check channels for mov_parse_stsd_audio()
Fixes: signed integer overflow: -776522110086937600 * 16 cannot be represented in type 'long'
Fixes: 40563/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6644829447127040

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 3a64a4c582)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:50 +02:00
Michael Niedermayer
f486033934 avformat/avidec: Check read_odml_index() for failure
Fixes: Timeout
Fixes: 40950/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-6478873068437504

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 57adb26d05)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:50 +02:00
Michael Niedermayer
1cd6a75cba avformat/aiffdec: Use av_rescale() for bitrate
Fixes: integer overflow
Fixes: 40313/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-4814761406103552

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 905588df97)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:50 +02:00
Michael Niedermayer
a7eeea7872 avformat/aiffdec: sanity check block_align
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 93f7776921)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:50 +02:00
Michael Niedermayer
b982f9fe9d avformat/aiffdec: Check sample_rate
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1b04836dff)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:50 +02:00
James Almer
b8197738d2 avformat/latmenc: abort if no extradata is available
Fixes ticket #8273.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit dd01947397)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:49 +02:00
Andreas Rheinhardt
3b49688440 avformat/movenc: Fix segfault when remuxing rtp hint stream
When remuxing an rtp hint stream (or any stream with the tag "rtp "),
the mov muxer treats this as one of the rtp hint tracks it creates
internally when ordered to do so; yet this track lacks the
AVFormatContext for the hinting rtp muxer, leading to segfaults in
mov_write_udta_sdp() if a "trak" atom is written for this stream; if not,
the stream's codecpar is freed by mov_free() as if the mov muxer owned
it (it does for the internally created "rtp " tracks), but without
resetting st->codecpar, leading to double-frees lateron. This commit
therefore ignores said tag which makes rtp hint streams unremuxable.

This fixes tickets #8181 and #8186.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 22c3cd1760)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-13 23:39:49 +02:00
Paul B Mahol
b5873ca4f5 avformat/tty: add probe function
(cherry picked from commit 3bce9e9b3e)
2022-04-13 23:39:49 +02:00
Michael Niedermayer
7a1c59e455 avformat/wavdec: Check smv_block_size
Fixes: Timeout
Fixes: 39554/clusterfuzz-testcase-minimized-ffmpeg_dem_WAV_fuzzer-4915221701984256

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 849138f476)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-09 18:34:49 +02:00
Michael Niedermayer
a85739087d avformat/rmdec: Check for multiple audio_stream_info
Fixes: memleak
Fixes: 39166/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5153276690038784

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 8fe3566b8f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-09 18:34:49 +02:00
Michael Niedermayer
afe2a1a8c5 oavformat/avidec: Check offset in odml
Fixes: signed integer overflow: 9223372036854775807 + 8 cannot be represented in type 'long'
Fixes: 38787/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-4859845799444480

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 255a7b423e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-09 18:34:49 +02:00
Michael Niedermayer
67b9b10b70 avformat/mpegts: use actually read packet size in mpegts_resync special case
Fixes: infinite loop
Fixes: 37986/clusterfuzz-testcase-minimized-ffmpeg_dem_MPEGTSRAW_fuzzer-5292311517462528 -

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 83b2e4c8f1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-09 18:34:49 +02:00
Michael Niedermayer
fa742cda4e avformat/mvdec: Do not set invalid sample rate
Fixes: signed integer overflow: -682581959642593728 * 16 cannot be represented in type 'long'
Fixes: 37883/clusterfuzz-testcase-minimized-ffmpeg_dem_MV_fuzzer-5311691517198336

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 737e6bf216)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-09 18:34:49 +02:00
Michael Niedermayer
6715ea85c0 avformat/rmdec: Use 64bit for intermediate for DEINT_ID_INT4
Fixes: runtime error: signed integer overflow: 65312 * 65535 cannot be represented in type 'int'
Fixes: 32832/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-4817710040088576

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 e2c2872393)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-09 18:34:49 +02:00
Michael Niedermayer
cbe954f578 avformat/jacosubdec: Check for min in t overflow in get_shift()
Fixes: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: 34651/clusterfuzz-testcase-minimized-ffmpeg_dem_JACOSUB_fuzzer-5157941012463616

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 989febfbd0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-09 18:34:49 +02:00
Michael Niedermayer
90d2f32f62 avformat/mxfdec: check channel number in mxf_get_d10_aes3_packet()
Fixes: Out of array access
Fixes: 37030/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5387719147651072

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Tomas Härdin <tjoppen@acc.umu.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3dd5a8a135)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-09 18:34:49 +02:00
Martin Storsjö
fc76c6037a network: Define ENOTCONN as WSAENOTCONN if not defined
This fixes compilation with old mingw.org toolchains, which has got
much fewer errno.h entries.

Signed-off-by: Martin Storsjö <martin@martin.st>
(cherry picked from commit 6569e9505c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
36f962f3c2 avformat/avidec: Use 64bit for frame number in odml index parsing
Fixes: signed integer overflow: 1179337772 + 1392508928 cannot be represented in type 'int'
Fixes: 34088/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-5846945303232512

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 a4c98c507e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
maryam ebrahimzadeh
bc9e0b6cd2 avformat/adtsenc: return value check for init_get_bits in adts_decode_extradata
As the second argument for init_get_bits (buf) can be crafted, a return value check for this function call is necessary.
'buf' is  part of  'AVPacket pkt'.
replace init_get_bits with init_get_bits8.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9ffa49496d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
d64fddb9a8 avformat/wtvdec: Check for EOF before seeking back in parse_media_type()
Fixes: Infinite loop
Fixes: 36311/clusterfuzz-testcase-minimized-ffmpeg_dem_WTV_fuzzer-4889181296918528

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 89505d38de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
a415c253b4 avformat/wavdec: Use 64bit in new_pos computation
Fixes: signed integer overflow: 129 * 16711680 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_WAV_fuzzer-6742285317439488

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 9b57d2f0a9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
5ebce16fde avformat/sbgdec: Check for overflow in timestamp preparation
Fixes: signed integer overflow: 9223372036854775807 + 86400000000 cannot be represented in type 'long'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-6731040263634944

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 9dbed90840)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
a4b9ac104e avformat/dsicin: Check packet size for overflow
Fixes: signed integer overflow: 24672 + 2147483424 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_DSICIN_fuzzer-6731325979623424

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 9d1c47ec03)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
0b5c564580 avformat/bfi: check nframes
Fixes: signed integer overflow: -2147483648 - 1 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_BFI_fuzzer-6737028768202752

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 b4e77dfca1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
89fd36adfe avformat/avidec: fix position overflow in avi_load_index()
Fixes: signed integer overflow: 9223372033098784808 + 4294967072 cannot be represented in type 'long'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-6732488912273408

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 527821a2dd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
d15d67e6cc avformat/asfdec_f: Check sizeX against padding
Fixes: signed integer overflow: 2147483607 + 64 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_fuzzer-6753897878257664

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 f034c2e36a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
f95a80bbd7 avformat/aiffdec: Check for size overflow in header parsing
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-6723467048255488

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 bae2e19777)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
bbec731fca avformat/mov: do not ignore errors in mov_metadata_hmmt()
Fixes: Timeout
Fixes: 35637/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6311060272447488

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 c52c99a18f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
00ecb22167 avformat/mxfdec: Check size for shrinking
av_shrink_packet() takes int size, so size must fit in int
Fixes: out of array access
Fixes: 35607/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-4875541323841536

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 65b862ab59)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-12 11:22:04 +02:00
Michael Niedermayer
94bb92e5bb avformat/matroskadec: Fix handling of huge default durations
Fixes: negation of -9223372036854775808 cannot be represented in type 'int64_t' (aka 'long'); cast to an unsigned type to negate this value to itself
Fixes: 33997/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6752039691485184

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 343d950a4a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
afb3519570 avformat/ftp: Check for av_strtok() failure
Fixes: CID1396258 Dereference null return value

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9d40782088)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
153833e42c avformat/rmdec: Check old_format len for overflow
Maybe such large values could be disallowed earlier and closer to where
they are set.

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

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 06d174e289)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
090e2d1680 avformat/realtextdec: Check the pts difference before using it for the duration computation
Fixes: signed integer overflow: 5404200000 - -9223372031709351616 cannot be represented in type 'long'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_REALTEXT_fuzzer-6737340551790592

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fe12aa6890)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
0602cf0ce3 avformat/qcp: Avoid negative nb_rates
Fixes: signed integer overflow: 2 * -1725947872 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_QCP_fuzzer-6726807632084992

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1b865cc703)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
5ae0f402de avformat/nutdec: Check tmp_size
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6739990530883584

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1ca00b5e44)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
159ec5a6ab avformat/msf: Check that channels doesnt overflow during extradata construction
Fixes: signed integer overflow: 2048 * 1122336 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MSF_fuzzer-6726959600107520

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a1a277926b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
c65e5a1933 avformat/mpc8: Check for position overflow in mpc8_handle_chunk()
Fixes: signed integer overflow: 15 + 9223372036854775796 cannot be represented in type 'long'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6723520756318208
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_MPC8_fuzzer-6739833034768384

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8ef25d1182)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
7a62ddb3cd avformat/iff: Use 64bit in duration computation
Fixes: signed integer overflow: 588 * 16719904 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-6748331936186368

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 93d964689c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
d4755459b3 avformat/dxa: Check fps to be within the supported range more precissely
Fixes: negation of -2147483648 cannot be represented in type 'int32_t' (aka 'int'); cast to an unsigned type to negate this value to itself
Fixes: assertion failure
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_DXA_fuzzer-6744985740378112

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6ea494befc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
ba0f5aa4cb avformat/tta: Check for EOF in index reading loop
Fixes: OOM
Fixes: 33585/clusterfuzz-testcase-minimized-ffmpeg_dem_TTA_fuzzer-4564665830080512

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b72d657b73)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
9274418fe8 avformat/rpl: The associative law doesnt hold for signed integers in C
Add () to avoid undefined behavior
Fixes: signed integer overflow: 9223372036854775790 + 57 cannot be represented in type 'long'
Fixes: 34983/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5765822923538432

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 480f11bdd7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
226d608e95 avformat/rpl: Check for EOF and zero framesize
Fixes: Infinite loop
Fixes: 34751/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5439330800762880
Fixes: 34774/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-5851571660390400

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a0a4a527c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
5f44a99a60 avformat/rpl: Use 64bit in bitrate computation and check it
Fixes: signed integer overflow: 777777776 * 4 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-6726188921913344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 29b244ffc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
ed9f251a5d avformat/cinedec: Fix index_entries size check
Fixes: out of array access
Fixes: 29868/clusterfuzz-testcase-minimized-ffmpeg_dem_CINE_fuzzer-5692001957445632

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
a4a70c1568 avformat/movenc: Check pal_size before use
Fixes: assertion failure
Fixes: out of array read
Fixes: Ticket8190
Fixes: CVE-2020-22015

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4c1afa2925)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
fcff15dc06 avformat/avio: Check av_opt_copy() for failure
Fixes: CID1477416 Unchecked return value

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f8611ae1ef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00
Michael Niedermayer
7ba104475a avformat/mov: Ignore duplicate CoLL
Fixes: memleak
Fixes: 32146/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5377612845285376

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 9548dc74d8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-09-11 21:23:49 +02:00