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Author SHA1 Message Date
Carl Eugen Hoyos
8d3764a54d lavc/bmp: Avoid a heap buffer overwrite for 1bpp input. 
Found by Mingi Cho, Seoyoung Kim, and Taekyoung Kwon
of the Information Security Lab, Yonsei University.

(cherry picked from commit 1e34014010)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
0b93f59318 avcodec/truemotion2: Fix integer overflow in tm2_null_res_block() 
Fixes: signed integer overflow: 1111638592 - -2122219136 cannot be represented in type 'int'
Fixes: 13441/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-5732769815068672

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 1223696c72)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
ce5fb015ac avcodec/dfa: Check the chunk header is not truncated 
Fixes: Timeout (11sec -> 3sec)
Fixes: 13218/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DFA_fuzzer-5661074316066816

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 f20760fadb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
f8cb091b6e avcodec/dvbsubdec: Check object position 
Reference: ETSI EN 300 743 V1.2.1  7.2.2 Region composition segment

Fixes: Timeout
Fixes: 13325/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DVBSUB_fuzzer-5143979392237568

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 a8c5ae4511)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
d3423fb7d4 avcodec/cdgraphics: Use ff_set_dimensions() 
Fixes: Timeout (17 sec -> 65 milli sec)
Fixes: 13264/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CDGRAPHICS_fuzzer-5711167941509120

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 9a9f0e239c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
6e926090d3 avcodec/qpeg: Limit copy in qpeg_decode_intra() to the available bytes 
Fixes: Timeout (27 sec -> 39 milli sec)
Fixes: 13151/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QPEG_fuzzer-5717536023248896

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 b819472995)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
9a5150b40c avcodec/aic: Check remaining bits in aic_decode_coeffs() 
Fixes: Timeout (78 seconds -> 2 seconds)
Fixes: 13186/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AIC_fuzzer-5639516533030912

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 951bb7632f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
1ca27e5215 avcodec/bethsoftvideo: Check block_type 
Fixes: Timeout (17 seconds -> 1 second)
Fixes: 13184/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BETHSOFTVID_fuzzer-5711446296494080

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 b8ecadec05)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
4797b6092d avcodec/jpeg2000dwt: Fix integer overflow in dwt_decode97_int() 
Fixes: runtime error: signed integer overflow: 2147483598 + 128 cannot be represented in type 'int'
Fixes: 12926/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5705100733972480

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 4801eea0d4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
d555be4ba5 avcodec/error_resilience: Use a symmetric check for skipping MV estimation 
This speeds up the testcase by a factor of 4

Fixes: Timeout
Fixes: 13100/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMV2_fuzzer-5767533905313792

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 e4289cb253)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
1911fdb7b8 avcodec/mlpdec: Insuffient typo 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fc32e08941)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
da696f9966 avcodec/jvdec: Check available input space before decode8x8() 
Fixes: Timeout (78 sec -> 15 millisec)
Fixes: 13147/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JV_fuzzer-5727107827630080

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 61523683c5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
8dde01b57b avformat/webmdashenc: Check id in adaption_sets 
Fixes: out of array access

Found-by: Wenxiang Qian
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b687b549aa)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Wenxiang Qian
423319d157 avformat/http: Fix Out-of-Bounds access in process_line() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 85f91ed760)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Wenxiang Qian
7426a7c958 avformat/ftp: Fix Out-of-Bounds Access and Information Leak in ftp.c:393 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a142ffdcae)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
chcunningham
4123064b5f avformat/mov.c: require tfhd to begin parsing trun 
Detecting missing tfhd avoids re-using tfhd track info from the previous
moof. For files with multiple tracks, this may make a mess of the
avindex and fragindex, which can later trigger av_assert0 in
mov_read_trun().

Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3ea87e5d9e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
5f0699d39a avcodec/pgssubdec: Check for duplicate display segments 
In such a duplication the previous gets overwritten and leaks

Fixes: memleak
Fixes: 12510/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGSSUB_fuzzer-5694439226343424

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 e35c3d887b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
61894a612b avformat/rtsp: Check number of streams in sdp_parse_line() 
Fixes: OOM

Found-by: Michael Hanselmann <public@hansmi.ch>
Reviewed-by: Michael Hanselmann <public@hansmi.ch>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 497c9b0cce)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
90fbb18a7c avformat/rtsp: Clear reply in every iteration in ff_rtsp_connect() 
Fixes: Infinite loop

Found-by: Michael Hanselmann <public@hansmi.ch>
Reviewed-by: Michael Hanselmann <public@hansmi.ch>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0b50f27635)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
54c01b6f94 avcodec/fic: Check that there is input left in fic_decode_block() 
Fixes: Timeout
Fixes: 12450/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FIC_fuzzer-5661984622641152

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 db1c4acd02)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
af857cb62f avutil/mem: Optimize fill32() by unrolling and using 64bit 
Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 12b1338be3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
James Almer
d9590afafc configure: bump year 
Happy new year!

(cherry picked from commit 3209d7b393)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
1e41754792 avcodec/4xm: Fix returned error codes 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 07607a1db8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
415dd357af avcodec/mjpegbdec: Fix some misplaced {} and spaces 
Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 11a8d2ccab)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
David Bryant
12dcf732ff avformat/wvdec: detect and error out on WavPack DSD files 
Not currently supported.

(cherry picked from commit db109373d8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
gxw
a7f94ae583 avcodec/mips: Fix failed case: hevc-conformance-AMP_A_Samsung_* when enable msa 
The AV_INPUT_BUFFER_PADDING_SIZE has been increased to 64, but the value is still 32
in function ff_hevc_sao_edge_filter_8_msa. So, use AV_INPUT_BUFFER_PADDING_SIZE directly.
Also, use MAX_PB_SIZE directly instead of 64. Fate tests passed.

Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f652c7a45c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
75c53cf09e avcodec/fic: Fail on invalid slice size/off 
Fixes: Timeout
Fixes: 11486/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FIC_fuzzer-5677133863583744

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 30a7a81cdc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
6cc642cafa postproc/postprocess_template: Avoid using %4 for the threshold compare 
This avoids problems if %4 is the stack pointer
the constraints do not allow %4 to be the stack pointer but gcc 9 may
no longer support specifying such constraints

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4325527e1c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 19:41:47 +01:00
Michael Niedermayer
01b179f39b avcodec/mjpegdec: Fix indention of ljpeg_decode_yuv_scan() 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ea30ac1e40)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 15:45:24 +01:00
chcunningham
68be54dfbe lavf/id3v2: fail read_apic on EOF reading mimetype 
avio_read may return EOF, leaving the mimetype array unitialized. fail
early when this occurs to avoid using the array in an unitialized state.

Reviewed-by: Tomas Härdin <tjoppen@acc.umu.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ee1e39a576)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 15:45:24 +01:00
Michael Niedermayer
8381cbf692 avformat/nutenc: Document trailer index assert better 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3a95b73abc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 15:45:24 +01:00
chcunningham
acd49222eb lavf/mov: ensure only one tkhd per trak 
Chromium fuzzing produced a whacky file with extra tkhds. This caused
an AVStream that was already in use to be corrupted by assigning it a
new id, which blows up later in mov_read_trun because the
MOVFragmentStreamInfo.index_entry now points OOB.

Reviewed-by: Baptiste Coudurier <baptiste.coudurier@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c9f7b6f7a9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 15:45:24 +01:00
Michael Niedermayer
b3dab0f894 avcodec/msvideo1: Check for too small dimensions 
Such low resolution would result in empty output as a minimum of 4x4 is needed
We could also check for multiple of 4 dimensions but that is not needed

Fixes: Timeout
Fixes: 11191/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSVIDEO1_fuzzer-5739529588178944

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 953bd58861)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 15:45:24 +01:00
Michael Niedermayer
d6b647e221 avcodec/wmv2dec: Skip I frame if its smaller than 1/8 of the minimal size 
Frames that small are not valid and of limited use for error concealment, while
being very computationally intensive to process.

Fixes: Timeout
Fixes: 11168/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMV2_fuzzer-5733782032744448

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 d6f4341522)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 15:45:24 +01:00
Michael Niedermayer
b84cda4b63 avcodec/msmpeg4dec: Skip frame if its smaller than 1/8 of the minimal size 
Frames that small are not valid and of limited use for error concealment, while
being very computationally intensive to process.

Fixes: Timeout
Fixes: 11318/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSMPEG4V1_fuzzer-5710884555456512

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 09ec182864)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 15:45:24 +01:00
Michael Niedermayer
c78d5c9ce9 avcodec/truemotion2: fix integer overflows in tm2_low_chroma() 
Fixes: 11295/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-4888953459572736

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 2ae39d7956)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-12-02 15:45:24 +01:00
Mark Harris
266b784bb3 avutil/mem: Fix invalid use of av_alloc_size 
The alloc_size attribute is valid only on functions that return a
pointer.  GCC 9 (not yet released) warns about invalid usage:

./libavutil/mem.h:342:1: warning: 'alloc_size' attribute ignored on a function returning int' [-Wattributes]
  342 | av_alloc_size(2, 3) int av_reallocp_array(void *ptr, size_t nmemb, size_t size);
      | ^~~~~~~~~~~~~

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4361293fcf)
 2019-07-23 01:21:55 -03:00
James Almer
88588a24e9 avcodec/hevcdec: decode at most one slice reporting being the first in the picture 
Fixes deadlocks when decoding packets containing more than one of the aforementioned
slices when using frame threads.

Tested-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 70c8c8a818)
 2019-03-20 22:41:29 -03:00
Paul B Mahol
8abdfe8392 avfilter/af_silenceremove: fix possible crash if supplied duration is negative 
Signed-off-by: Paul B Mahol <onemda@gmail.com>

Fixes ticket #7697.
(cherry picked from commit 2d1594a8d6)
 2019-01-25 00:56:50 +01:00
Michael Niedermayer
3ae8a4cf06 avcodec/pngdec: Check compression method 
method 0 (inflate/deflate) is the only specified in the specification and the only supported

Fixes: Timeout
Fixes: 10976/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PNG_fuzzer-5729372588736512

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 1f99674ddd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-11-16 18:24:34 +01:00
Michael Niedermayer
0728911951 avcodec/shorten: Fix integer overflow with offset 
Fixes: signed integer overflow: -1625810908 - 582229060 cannot be represented in type 'int'
Fixes: 10977/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5732602018267136

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 2f888771cd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-11-16 13:18:26 +01:00
Michael Niedermayer
0acb6f692e avcodec/cavsdec: Propagate error codes inside decode_mb_i() 
Fixes: Timeout
Fixes: 10702/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CAVS_fuzzer-5669940938407936

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 c1cee05656)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-11-04 20:26:04 +01:00
Michael Niedermayer
cf21323dd4 avcodec/mpegaudio_parser: Consume more than 0 bytes in case of the unsupported mp3adu case 
Fixes: Timeout
Fixes: 10966/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADU_fuzzer-5348695024336896
Fixes: 10969/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADUFLOAT_fuzzer-5691669402877952

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 df91af140c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-11-04 20:24:22 +01:00
Michael Niedermayer
d8ecb335fe avformat/flvenc: Check audio packet size 
Fixes: Assertion failure
Fixes: assert_flvenc.c:941_1.swf

Found-by: #CHEN HONGXU# <HCHEN017@e.ntu.edu.sg>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6b67d7f059)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-11-02 19:32:43 +01:00
Michael Niedermayer
6f84b1c458 avutil/integer: Fix integer overflow in av_mul_i() 
Found-by: fate
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3cc3cb663b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-10-25 00:24:55 +02:00
Michael Niedermayer
3049d6d821 avcodec/msrle: Check that the input is large enough to contain a end of picture code 
Fixes: Timeout
Fixes: 10625/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSRLE_fuzzer-5659651283091456

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 203ccb8746)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-10-25 00:24:30 +02:00
Michael Niedermayer
bdd3c7af5e avcodec/jpeg2000dec: Fix off by 1 error in JPEG2000_PGOD_CPRL handling 
Fixes: assertion failure
Fixes: 10785/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5672160496975872

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 305e523105)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-10-23 00:54:29 +02:00
Michael Niedermayer
d74cd4d69a avcodec/mpeg4videodec: Fix typo in sprite delta check 
Fixes: Integer overflow
Fixes: 10890/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5636062181851136

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 b737317a88)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-10-23 00:53:45 +02:00
Michael Niedermayer
89a8b69e9b avcodec/h264_cavlc: Check mb_skip_run 
Fixes: 10300/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-6292205497483264
Fixes: signed integer overflow: -2147483648 - 1 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 f72b9904fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-10-19 00:18:01 +02:00
Michael Niedermayer
e42f2eb165 avcodec/ra144: Fix integer overflow in add_wav() 
Fixes: signed integer overflow: -2144033225 + -5208934 cannot be represented in type 'int'
Fixes: 10633/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RA_144_fuzzer-5679133791617024

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 c6282141cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-10-18 23:59:13 +02:00