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Commit Graph

93592 Commits

Author SHA1 Message Date
Michael Niedermayer
4d7a4f66f8
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>
2022-10-09 22:15:36 +02:00
Michael Niedermayer
93145eaeba
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>
2022-10-09 22:15:35 +02:00
Michael Niedermayer
0487f8e95e
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>
2022-10-09 22:15:35 +02:00
Michael Niedermayer
12794ff1e4
avformat/asfdec_f: Check packet_frag_timestamp
Fixes: signed integer overflow: -9223372036854775808 - 4607 cannot be represented in type 'long'
Fixes: 45685/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5280102802391040

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 ffc8772150)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-09 22:15:35 +02:00
Michael Niedermayer
dc4d0f630b
avcodec/texturedspenc: Fix indexing in color distribution determination
Fixes CID1396405

MSE and PSNR is slightly improved, and some noticable corruptions disappear as
well.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Marton Balint <cus@passwd.hu>
(cherry picked from commit ade36d61de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-09 22:15:34 +02:00
Michael Niedermayer
62dab58b94
avformat/act: Check ff_get_wav_header() for failure
Fixes: missing error check
Fixes: CID717495

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5982da87e3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-09 22:15:34 +02:00
Michael Niedermayer
7315e3ced5
avfilter/vsrc_mandelbrot: Check for malloc failure
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fbd22504c4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-09 22:15:34 +02:00
Michael Niedermayer
3ba5221129
avfilter/vf_frei0r: Copy to frame allocated according to frei0r requirements
Fixes: issues with non trivial linesize

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d353909e77)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-09 22:15:34 +02:00
Michael Niedermayer
504a2bc6d9
avfilter/video: Add ff_default_get_video_buffer2() to set specific alignment
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d740782701)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-09 22:15:33 +02:00
Michael Niedermayer
ffea4ba051
avformat/genh: Check sample rate
Fixes: signed integer overflow: -2515507630940093440 * 4 cannot be represented in type 'long'
Fixes: 46318/clusterfuzz-testcase-minimized-ffmpeg_dem_GENH_fuzzer-5009637474172928

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 a3d790f197)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-09 22:15:33 +02:00
Christopher Degawa
dcf25ec885 configure: extend SDL check to accept all 2.x versions
sdl2 recently changed their versioning, moving the patch level to minor level
cd7c2f1de7
and have said that they will instead ship sdl3.pc for 3.0.0

Fixes ticket 9768

Signed-off-by: Christopher Degawa <ccom@randomderp.com>
Signed-off-by: Gyan Doshi <ffmpeg@gyani.pro>
2022-06-10 13:59:12 +02:00
Michael Niedermayer
742e66f442 FFmpeg 4.1.10 release
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-14 01:29:47 +02:00
Paul B Mahol
e7dbee00f0 avfilter/vf_colorspace: fix memmory leaks
Fixes #8303

(cherry picked from commit fddef964e8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 20:20:30 +02:00
Andreas Rheinhardt
4872230633 avcodec/ac3enc: Fix memleak
Fixes ticket #8294.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 097c917c14)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 20:20:30 +02:00
James Almer
525d855c60 avformat/nutenc: don't allocate a dynamic AVIOContext if no index is going to be written
Fixes ticket #8295

Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 1d479300cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 20:20:30 +02:00
Paul B Mahol
a0307736e7 avfilter/vf_random: fix memory leaks
Fixes #8296

(cherry picked from commit 3488e0977c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 20:20:30 +02:00
Andreas Rheinhardt
2ce2537088 fftools/ffmpeg_opt: Fix leak of options when parsing options fails
Fixes #8094.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 21265f42ec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 20:20:30 +02:00
Timo Rothenpieler
456988fe2b lavf/tls_mbedtls: add support for mbedtls version 3
- certs.h is gone. Only contains test data, and was not used at all.
- config.h is renamed. Was seemingly not used, so can be removed.
- MBEDTLS_ERR_SSL_NO_USABLE_CIPHERSUITE is gone, instead
  MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE will be thrown.
- mbedtls_pk_parse_keyfile now needs to be passed a properly seeded
  RNG. Hence, move the call to after RNG seeding.

Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>
2022-04-27 18:50:31 +02:00
Gyan Doshi
d841684332 configure: bump year
(cherry picked from commit 2f6360ff21)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-16 10:49:13 +02:00
Michael Niedermayer
6506a60eb0 Update for FFmpeg 4.1.9
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:22:41 +02:00
Paul B Mahol
293f75b581 avfilter/vf_lenscorrection: make width/height int
Somehow previous correct fix broke usage.

(cherry picked from commit 79522411fa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
c8ca479572 avcodec/diracdec: avoid signed integer overflow in global mv
Fixes: signed integer overflow: -128275513086 * -76056576 cannot be represented in type 'long'
Fixes: 45818/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5129799149944832

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 7f1279684e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
61f4c4fc42 avcodec/takdsp: Fix integer overflow in decorrelate_sf()
Fixes: signed integer overflow: -101 * 71041254 cannot be represented in type 'int'
Fixes: 45938/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TAK_fuzzer-4687974320701440

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 01d8c887f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
b3843ee24e avcodec/apedec: fix a integer overflow in long_filter_high_3800()
Fixes: signed integer overflow: -2146549696 - 3923884 cannot be represented in type 'int'
Fixes: 45907/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5992380584558592

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 b085b400be)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Oneric
d985ec070c avfilter/vf_subtitles: pass storage size to libass
Due to a quirk of the ASS format some tags depend on the exact storage
resolution of the video, so tell libass via ass_set_storage_size.
2022-04-09 22:19:41 +02:00
Michael Niedermayer
d09beec591 avformat/aqtitledec: Skip unrepresentable durations
Fixes: signed integer overflow: -5 - 9223372036854775807 cannot be represented in type 'long'
Fixes: 45665/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-475618463934054

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 c2d1597a8a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
bbdb02a73c avformat/cafdec: Do not store empty keys in read_info_chunk()
Fixes: Timeout
Fixes: 45543/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-5684953164152832

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 7ec28e1d4c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
0402ac6f59 avformat/hls: Check target_duration
Fixes: signed integer overflow: 77777777777777 * 1000000 cannot be represented in type 'long long'
Fixes: 45545/clusterfuzz-testcase-minimized-ffmpeg_dem_HLS_fuzzer-6438101247983616

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 a8fd3f7fab)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
ab70bfcbdd avcodec/pixlet: Avoid signed integer overflow in scaling in filterfn()
Fixes: signed integer overflow: 11494 * 1073741824000000 cannot be represented in type 'long'
Fixes: 26586/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PIXLET_fuzzer-5752633970917376

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 0c1f20c6c8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
4fcf69dd9e avformat/matroskadec: Check pre_ns
Fixes: division by 0
Fixes: 44615/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6681108677263360

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 710e51677a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
12e26cffcf avcodec/sonic: Use unsigned for predictor_k to avoid undefined behavior
Fixes: signed integer overflow: -1094995529 * 24 cannot be represented in type 'int'
Fixes: 44436/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-4874459459223552

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 28008bf95e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
a8a8fda5cf avformat/matroskadec: Use rounded down duration in get_cue_desc() check
Floating point is evil, it would be better if duration was not a double

Fixes: Infinite loop
Fixes: 45123/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6725052291219456

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 bd3a03db9a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
Michael Niedermayer
362f55733b avformat/avidec: Check height
Fixes: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: Ticket8486

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ec8ff659f5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
7f094e829e avformat/rmdec: Better duplicate tags check
Fixes: memleaks
Fixes: 44810/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-5619494647627776

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 15a646e501)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
5a67ee5797 avformat/mov: Disallow empty sidx
It appears this is not allowed "Each Segment Index box documents how a (sub)segment is divided into one or more subsegments
(which may themselves be further subdivided using Segment Index boxes)."
Fixes: Null pointer dereference
Fixes: Ticket9517

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4419433d77)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
34b6731e78 avformat/matroskadec: Check duration
Fixes: -nan is outside the range of representable values of type 'long'
Fixes: 44614/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6216204841254912

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 36680078ca)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
b7a305ab6b avformat/mov: Corner case encryption error cleanup in mov_read_senc()
Fixes: memleak
Fixes: 42341/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-4566632823914496

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 8ee0e4abcb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
76e56f0006 avcodec/jpeglsdec: Fix if( code style
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f306b8e80a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
b6061e3d8e avcodec/jpeglsdec: Check get_ur_golomb_jpegls() for error
Fixes: Timeout
Fixes: Invalid shift
Fixes: 44548/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-556487680891289
Fixes: 44569/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AMV_fuzzer-6302543246917632
Fixes: 44570/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THP_fuzzer-4550196556595200
Fixes: 44592/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5651610385121280
Fixes: 44571/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5094698987945984
Fixes: 44607/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5341352013987840

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 151f83584e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
87297d5021 avcodec/motion_est: fix indention of ff_get_best_fcode()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ce43e1c581)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
2262e53f96 avcodec/motion_est: Fix xy indexing on range violation in ff_get_best_fcode()
This codepath seems untested, no testcases change

Found-by: <mkver>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 634312a70f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
c7c714719e avcodec/jpeglsdec: Increase range for N in ls_get_code_runterm() by using unsigned
Fixes: left shift of 32768 by 16 places cannot be represented in type 'int'
Fixes: Timeout
Fixes: 44219/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMVJPEG_fuzzer-4679455379947520
Fixes: 44088/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMVJPEG_fuzzer-4885976600674304

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 6ee283d7d0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
7eebf00ff0 avformat/matroskadec: Check desc_bytes
Fixes: Division by 0
Fixes: 44035/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-4826721386364928

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 5038933977)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
2edb753825 avformat/utils: Fix invalid NULL pointer operation in ff_parse_key_value()
Fixes: pointer index expression with base 0x000000000000 overflowed to 0xffffffffffffffff
Fixes: 44012/clusterfuzz-testcase-minimized-ffmpeg_dem_HLS_fuzzer-5670607746891776

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 59328aabd2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
893c4f1151 avformat/matroskadec: Fix infinite loop with bz decompression
The same check is added to zlib too, it seems not needed there though

Fixes: Infinite loop
Fixes: 43932/clusterfuzz-testcase-minimized-ffmpeg_dem_MATROSKA_fuzzer-6175167573786624

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 9c3d2cbb51)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
423a3b685f avformat/mov: Check size before subtraction
Fixes: signed integer overflow: -9223372036854775808 - 8 cannot be represented in type 'long'
Fixes: 43542/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5237670148702208

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 d8d9d506a3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
210b4b9871 avcodec/apedec: Fix integer overflows in predictor_update_3930()
Fixes: signed integer overflow: 1074134419 - -1075212485 cannot be represented in type 'int'
Fixes: 43273/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-4706880883130368

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 0c9c9bbd01)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
254ebed4d5 avcodec/apedec: fix integer overflow in 8bit samples
Fixes: signed integer overflow: 2147483542 + 128 cannot be represented in type 'int'
Fixes: 42812/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6344057861832704

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 7cee3b3718)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
a5b213a89e avformat/flvdec: timestamps cannot use the full int64 range
We do not support this as we multiply by 1000
Fixes: signed integer overflow: -45318575073853696 * 1000 cannot be represented in type 'long'
Fixes: 42804/clusterfuzz-testcase-minimized-ffmpeg_dem_LIVE_FLV_fuzzer-4630325425209344

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 c217ca7718)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00
Michael Niedermayer
7caa166ac3 avcodec/vqavideo: reset accounting on error
Fixes: Timeout (same growing chunk is decoded to failure repeatedly)
Fixes: 42582/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VQA_fuzzer-6531195591065600

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 d8ea7a67ba)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:40 +02:00