76784 Commits

Author SHA1 Message Date
Michael Niedermayer
e03ddb52bc
avcodec/jpeglsdec: fix end check for xfrm
Fixes: out of array access
Fixes: 47871/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AMV_fuzzer-5646305956855808

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 6a82412bf33108111eb3f63076fd5a51349ae114)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-28 21:04:04 +02:00
Michael Niedermayer
db570af44a
avcodec/cdgraphics: limit scrolling to the line
Fixes: out of array access
Fixes: 47877/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CDGRAPHICS_fuzzer-5690504626438144

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 b7e30a13d4e4557b87f977b76a6bb5e3cbe5ac78)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-28 21:04:04 +02:00
Michael Niedermayer
b61ed4614e
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 6a02de21278ec3bea1d2c62665f2629d5a62210f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-28 21:04:04 +02:00
Michael Niedermayer
c82d1ac95a
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 e5f6707a7b91664491041526ef3cce7412258b89)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-28 21:04:04 +02:00
Michael Niedermayer
6c214b8e1a
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 35dc93ab44a57d78956414624c4e011414220e98)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-28 21:04:04 +02:00
Michael Niedermayer
cc277f46ae
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 ffc877215056e8f0feb1ff23ba7dc4c19277b94b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-28 21:04:04 +02:00
Michael Niedermayer
7f4cd94532
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 ade36d61de8ea5a5acb30a05a0cbcda069127143)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-10-28 21:04:04 +02:00
Michael Niedermayer
b5374e273b Update for 2.8.20
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
n2.8.20
2022-05-11 02:18:35 +02:00
Andreas Rheinhardt
1a541dc0c5 avcodec/ac3enc: Fix memleak
Fixes ticket #8294.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 097c917c147661f5378dae8fe3f7e46f43236426)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 19:55:07 +02:00
James Almer
40dfd62363 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 1d479300cbe0522c233b7d51148aea2b29bd29ad)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 19:38:52 +02:00
Paul B Mahol
4f566654e7 avfilter/vf_random: fix memory leaks
Fixes #8296

(cherry picked from commit 3488e0977c671568731afa12b811adce9d4d807f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 19:35:13 +02:00
Andreas Rheinhardt
0c949b6ebf 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 21265f42ecb265debe9fec1dbfd0cb7de5a8aefb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 19:28:31 +02:00
Paul B Mahol
a19796a15e avfilter/vf_edgedetect: fix heap-buffer overflow
Fixes #8275

(cherry picked from commit de598f82f8c3f8000e1948548e8088148e2b1f44)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 19:25:41 +02:00
Paul B Mahol
1a4d18820d avfilter/vf_w3fdif: deny processing small videos
Fixes #8243

(cherry picked from commit 0e68e8c93f9068596484ec8ba725586860e06fc8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 19:24:00 +02:00
Paul B Mahol
ff73a50456 avfilter/vf_edgedetect: check if height is big enough
Fixes #8260

(cherry picked from commit ccf4ab8c9aca0aee66bcc2914031a9c97ac0eeb8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 18:43:06 +02:00
Paul B Mahol
ea5d154845 avfilter/vf_fieldorder: fix heap-buffer overflow
Fixes #8264

(cherry picked from commit 07050d7bdc32d82e53ee5bb727f5882323d00dba)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 18:37:42 +02:00
Paul B Mahol
93ad1e4a9f avfilter/vf_fieldmatch: fix heap-buffer overflow
Also fix use of uninitialized values.

Fixes #8239

(cherry picked from commit ce5274c1385d55892a692998923802023526b765)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 18:35:04 +02:00
James Almer
02161c6ed1 aformat/movenc: add missing padding to output track extradata
Fixes ticket #8183.

Tested-by: Thierry Foucu <tfoucu@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 58aa0ed8f10753ee90f4a4a1f4f3da803cf7c145)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 18:31:05 +02:00
Paul B Mahol
3d350ec728 avcodec/pngenc: remove monowhite from apng formats
Monowhite pixel format is not supported, and it does not make sense
to add support for it.

Fixes #7989

(cherry picked from commit 5d9f44da460f781a1604d537d0555b78e29438ba)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-05-04 18:17:58 +02:00
Michael Niedermayer
7a75295917 Update for 2.8.19
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
n2.8.19
2022-04-23 17:43:26 +02:00
Gyan Doshi
7dae15a42b configure: bump year
(cherry picked from commit 2f6360ff21a98f9db6af3e0932d39f1dc7b47d6c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-16 10:49:44 +02:00
Michael Niedermayer
51ce9b5029 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 7f1279684e8e1e33c78577b7f0265c062e4e6232)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-03 23:56:13 +02:00
Michael Niedermayer
b90025286b 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 b085b400becb93ccc68d786ab738b1fc50408b89)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-03 23:55:31 +02:00
Michael Niedermayer
21caec9402 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 c2d1597a8a6470045a8da241d4f65c81f26c3107)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-03-28 23:17:57 +02:00
Michael Niedermayer
2e31d39b31 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 7ec28e1d4cef723485f50f7a08859752b79b570c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-03-28 23:16:47 +02:00
Michael Niedermayer
bcc5755ae3 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 710e51677a6f3a5c2b37dc31a597957a22a5e531)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-03-28 23:13:19 +02:00
Michael Niedermayer
16372498b5 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 28008bf95ed9b2ab5945ae6658358ad7c7f1df35)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-03-28 23:11:39 +02:00
Michael Niedermayer
478796dcf2 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 bd3a03db9aef72ee36a7cc964171e9f52967f4bc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-03-28 23:07:18 +02:00
Michael Niedermayer
81e99640d5 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 4419433d77278cb742944c4514be5f72a04103c0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-03-28 22:40:45 +02:00
Michael Niedermayer
97a21e9373 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 36680078ca3302496d9b0b8a8d7168ce9eabb2bc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-03-28 22:18:12 +02:00
Michael Niedermayer
a865deaa39 avcodec/jpeglsdec: Fix if( code style
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f306b8e80ab04cfd8f6cd577a4484cb791d6e765)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 20:14:38 +01:00
Michael Niedermayer
d96677d8cf 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 151f83584eeb1912c8bdcd0c1ab1296e8664a0de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 20:13:56 +01:00
Michael Niedermayer
2bd1b04233 avcodec/motion_est: fix indention of ff_get_best_fcode()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ce43e1c581b4ed539ab366cc3df458779e8a44b8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 20:12:39 +01:00
Michael Niedermayer
d2afa2b033 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 634312a70f4d5afd40058c52b4d8eade1da07a70)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 20:11:58 +01:00
Michael Niedermayer
e816333c55 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 6ee283d7d001cfcfec94a023e172bca731e96514)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 20:10:55 +01:00
Michael Niedermayer
2437e69aec 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 5038933977d06d1048b41d71e0ada4d1ac536ddc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 20:10:30 +01:00
Michael Niedermayer
de04027679 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 59328aabd2c789ae053e18a62a20a7addfd4d069)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 20:09:36 +01:00
Michael Niedermayer
437cd15ae3 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 9c3d2cbb510674226b0c8fa6b146bf891f83786c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 18:57:03 +01:00
Michael Niedermayer
ea9125a43f 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 d8d9d506a3de976b647bcbb8f76c7b8d30eff576)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-02-16 18:55:58 +01:00
Michael Niedermayer
9a1fa28965 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 0c9c9bbd01bd82c35b6a908592d9dd6d9f4bd4a0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 23:23:25 +01:00
Michael Niedermayer
fae588692c 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 7cee3b37187dbf61dbebff023f07ceedfc0129bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 23:13:05 +01:00
Michael Niedermayer
d3abd961ee 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 c217ca7718c8e24905d7ba9ede719ae040899476)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 23:10:59 +01:00
Michael Niedermayer
357c339a84 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 d8ea7a67ba62f5d4520e75e56b9954d80e7ff223)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 23:06:12 +01:00
Michael Niedermayer
9b5d10d744 avformat/4xm: Check for duplicate track ids
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dd949124793c722ed55dead9da245574ace81968)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 22:50:52 +01:00
Michael Niedermayer
e10f67a6e6 avformat/4xm: Consider max_streams on reallocating tracks array
Fixes: OOM
Fixes: 41595/clusterfuzz-testcase-minimized-ffmpeg_dem_FOURXM_fuzzer-6355979363549184

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 0dcd95ef8a2e16ed930296567ab1044e33602a34)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 22:50:19 +01:00
Michael Niedermayer
18c74f2e72 avformat/mov: Check next offset in mov_read_dref()
Fixes: signed integer overflow: 9223372036200463215 + 1109914409 cannot be represented in type 'long'
Fixes: 41480/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6553086177443840

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 562021e2fd4d74589905d9c566c686394d2b0526)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 22:46:54 +01:00
Michael Niedermayer
1c2f1591eb 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 4f44a218e53cd92e64ba10a935bc1e7583c3e218)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 22:44:14 +01:00
Michael Niedermayer
e07cf5148e avcodec/apedec: Change avg to uint32_t
Fixes: Integer overflow
Fixes: 40973/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6739312704618496

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Suggested-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0ec75723a484405eb2f2ec2f9e58161b168ed8b0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-01-13 22:43:29 +01:00
Michael Niedermayer
d403446d87 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 59b4e7cbd87889c0bac710ac7f62782b637419a1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-12-06 22:06:48 +01:00
Michael Niedermayer
db26d829ed avcodec/g729dec: Avoid computing invalid temporary pointers for ff_acelp_weighted_vector_sum()
Fixes: Ticket8176

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2c78a76cb0443f8a12a5eadc3b58373aa2f4ab22)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-31 19:05:09 +01:00