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Commit Graph

75813 Commits

Author SHA1 Message Date
Michael Niedermayer
6d03495c70 avcodec/jpeg2000: Check that codsty->log2_prec_widths/heights has been initialized
Fixes: OOM
Fixes: 2225/clusterfuzz-testcase-minimized-5505632079708160

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 64e034da95)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
13d16a7b99 avcodec/takdec: Fix integer overflow in decode_lpc()
Fixes: runtime error: signed integer overflow: 16748560 + 2143729712 cannot be represented in type 'int'
Fixes: 3202/clusterfuzz-testcase-minimized-4988291642294272

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 5d31f03a02)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
66fd3de40a avcodec/proresdec2: Check bits in DECODE_CODEWORD(), fixes invalid shift
Fixes: runtime error: shift exponent 42 is too large for 32-bit type 'unsigned int'
Fixes: 3410/clusterfuzz-testcase-minimized-5313377960198144

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 4f5eaf0b59)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
a0f854b5ff avcodec/takdec: Fix integer overflows in decode_subframe()
Fixes: runtime error: signed integer overflow: -1562477869 + -691460395 cannot be represented in type 'int'
Fixes: 3196/clusterfuzz-testcase-minimized-4528307146063872

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 3dabb9c69d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
ed5d0bc237 avcodec/dirac_dwt: Fix integer overflow in COMPOSE_FIDELITYi*()
Fixes: runtime error: signed integer overflow: 161 * 13872281 cannot be represented in type 'int'

Fixes: 3295/clusterfuzz-testcase-minimized-4738998142500864

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 67da2685e0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
104d36647c avcodec/ffv1dec: Fix integer overflow in read_quant_table()
Fixes: runtime error: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 3361/clusterfuzz-testcase-minimized-5065842955911168

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 d00fc952b6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
a2d129a841 avcodec/svq3: Fix overflow in svq3_add_idct_c()
Fixes: runtime error: signed integer overflow: 2147392585 + 524288 cannot be represented in type 'int'
Fixes: 3348/clusterfuzz-testcase-minimized-4809500517203968

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 2c933c5168)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
fd0b42344a avcodec/pngdec: Clean up on av_frame_ref() failure
Fixes: memleak
Fixes: 3203/clusterfuzz-testcase-minimized-4514553595428864

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5480e82d77)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
a93bbd8aa3 avcodec/jpeg2000dsp: Fix multiple integer overflows in ict_int()
Fixes: runtime error: signed integer overflow: 22553 * -188962 cannot be represented in type 'int'
Fixes: 3042/clusterfuzz-testcase-minimized-5174210131394560

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 2d025e7428)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
f51fc65d66 avcodec/hevcdsp_template: Fix undefined shift in put_hevc_pel_bi_w_pixels
Fixes: runtime error: left shift of negative value -95
Fixes: 3077/clusterfuzz-testcase-minimized-4684917524922368

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 c225da68cf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
18e1ef489a avcodec/diracdec: Fix overflow in DC computation
Fixes: runtime error: signed integer overflow: 11896 + 2147483646 cannot be represented in type 'int'
Fixes: 3053/clusterfuzz-testcase-minimized-6355082062856192

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 b5995856a4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
fa65598309 avformat/asfdec: Fix DoS in asf_build_simple_index()
Fixes: Missing EOF check in loop
No testcase

Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit afc9c683ed)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
dc4ef664ab avformat/mov: Fix DoS in read_tfra()
Fixes: Missing EOF check in loop
No testcase

Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9cb4eb7728)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
Michael Niedermayer
812e06cc82 avcodec/dirac_dwt: Fix multiple overflows in 9/7 lifting
Fixes: runtime error: signed integer overflow: 1073901567 + 1073901567 cannot be represented in type 'int'
Fixes: 3124/clusterfuzz-testcase-minimized-454643435752652

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 f71cd44147)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-01-31 22:56:14 +01:00
James Almer
a1433196b8 avformat/libssh: check the user provided a password before trying to use it
Fixes ticket #6413

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 8ddb6820bd)
2018-01-11 10:42:34 -03:00
Michael Niedermayer
7f0359f05e Changelog: Update
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-09-02 02:16:08 +02:00
孙浩(晓黑)
d686026507 avformat/mxfdec: Fix Sign error in mxf_read_primer_pack()
Fixes: 20170829B.mxf

Co-Author: 张洪亮(望初)" <wangchu.zhl@alibaba-inc.com>
Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9d00fb9d70)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-09-01 03:20:54 +02:00
孙浩(晓黑)
accf7d34a8 avformat/mxfdec: Fix DoS issues in mxf_read_index_entry_array()
Fixes: 20170829A.mxf

Co-Author: 张洪亮(望初)" <wangchu.zhl@alibaba-inc.com>
Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 900f39692c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-09-01 03:04:25 +02:00
孙浩(晓黑)
5b3986023b avformat/nsvdec: Fix DoS due to lack of eof check in nsvs_file_offset loop.
Fixes: 20170829.nsv

Co-Author: 张洪亮(望初)" <wangchu.zhl@alibaba-inc.com>
Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c24bcb5536)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-09-01 03:03:44 +02:00
Michael Niedermayer
74429912dc avcodec/snowdec: Fix integer overflow in decode_subband_slice_buffered()
Fixes: runtime error: signed integer overflow: 267 * 8388608 cannot be represented in type 'int'
Fixes: 2743/clusterfuzz-testcase-minimized-5820652076400640

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 732f976456)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-29 21:21:06 +02:00
Michael Niedermayer
1a5b9b3b8e avcodec/hevc_ps: Fix undefined shift in pcm code
Fixes: runtime error: shift exponent -1 is negative
Fixes: 3091/clusterfuzz-testcase-minimized-6229767969832960

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 2a83866c9f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-29 21:20:50 +02:00
Michael Niedermayer
2ff2402c65 avcodec/sbrdsp_fixed: Fix undefined overflows in autocorrelate()
Fixes: runtime error: signed integer overflow: 8903997421129740175 + 354481484684609529 cannot be represented in type 'long'
Fixes: 2045/clusterfuzz-testcase-minimized-6751255865065472

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 eefb68c9c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-28 01:44:23 +02:00
Michael Niedermayer
6b004e23d7 avformat/mvdec: Fix DoS due to lack of eof check
Fixes: loop.mv

Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4f05e2e2dc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-28 01:43:29 +02:00
孙浩 and 张洪亮(望初)
1720050ae6 avformat/rl2: Fix DoS due to lack of eof check
Fixes: loop.rl2

Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 96f24d1bee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-28 01:43:04 +02:00
孙浩 and 张洪亮(望初)
c70fdd9948 avformat/cinedec: Fix DoS due to lack of eof check
Fixes: loop.cine

Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7e80b63ecd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-28 01:42:24 +02:00
孙浩 and 张洪亮(望初)
6904464301 avformat/asfdec: Fix DoS due to lack of eof check
Fixes: loop.asf

Found-by: Xiaohei and Wangchu from Alibaba Security Team
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7f9ec5593e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-28 01:42:00 +02:00
Michael Niedermayer
498e07daa1 avformat/hls: Fix DoS due to infinite loop
Fixes: loop.m3u

The default max iteration count of 1000 is arbitrary and ideas for a better solution are welcome

Found-by: Xiaohei and Wangchu from Alibaba Security Team

Previous version reviewed-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7ec414892d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-28 01:41:37 +02:00
Michael Niedermayer
bc57c79970 Update for FFmpeg 2.8.13
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-24 14:42:03 +02:00
Michael Niedermayer
49839ae013 ffprobe: Fix NULL pointer handling in color parameter printing
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 351e28f9a7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-24 12:49:30 +02:00
Michael Niedermayer
c1a9f5675b ffprobe: Fix null pointer dereference with color primaries
Found-by: AD-lab of venustech
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 837cb4325b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b2c39fcc3c0749490dc93bca80f56724878b55fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-24 12:28:16 +02:00
Michael Niedermayer
ae37bbef43 avcodec/hevc_ps: Check delta_pocs in ff_hevc_decode_short_term_rps()
Fixes: integer overflow
Fixes: 2893/clusterfuzz-testcase-minimized-5809330567774208

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 2b44dcbc44)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-24 12:10:33 +02:00
Vitaly Buka
eaf231544f avformat/aviobuf: Fix signed integer overflow in avio_seek()
Signed integer overflow is undefined behavior.
Detected with clang and -fsanitize=signed-integer-overflow

Signed-off-by: Vitaly Buka <vitalybuka@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit eca2a49716)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-24 12:08:07 +02:00
Vitaly Buka
05fc22f9f6 avformat/mov: Fix signed integer overflows with total_size
Signed integer overflow is undefined behavior.
Detected with clang and -fsanitize=signed-integer-overflow

Signed-off-by: Vitaly Buka <vitalybuka@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4a404cb5b9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-24 12:03:52 +02:00
Michael Niedermayer
cab75cde01 avcodec/aacdec_template: Fix running cleanup in decode_ics_info()
Fixes: out of array read
Fixes: 2873/clusterfuzz-testcase-minimized-5924145713905664

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg

Previous version reviewed-by: Alex Converse <alex.converse@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6f03ffb47d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 04:03:16 +02:00
Michael Niedermayer
079849f40c avcodec/me_cmp: Fix crashes on ARM due to misalignment
Adds a diff_pixels_unaligned()

Fixes: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=872503

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bc488ec28a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-21 23:27:35 +02:00
Michael Niedermayer
0b37ae2ae4 avcodec/fic: Fixes signed integer overflow
Fixes: runtime error: signed integer overflow: 1037142357 + 1227025305 cannot be represented in type 'int'
Fixes: 3024/clusterfuzz-testcase-minimized-5885660323905536

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 0c9d5b015c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-21 23:27:35 +02:00
Michael Niedermayer
7829a712bb avcodec/snowdec: Fix off by 1 error
Fixes: runtime error: index 4 out of bounds for type 'int8_t [4]'
Fixes: 3023/clusterfuzz-testcase-minimized-6421736130084864

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 d132683ddd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-21 23:27:35 +02:00
Michael Niedermayer
b463a03476 avcodec/diracdec: Check perspective_exp and zrs_exp.
Fixes: undefined shift
Fixes: runtime error: shift exponent 264 is too large for 32-bit type 'int'
Fixes: 2860/clusterfuzz-testcase-minimized-4672811689836544

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 1e6cab8745)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-17 00:27:32 +02:00
Michael Niedermayer
96cf249751 avcodec/mpeg4videodec: Clear mcsel before decoding an image
Fixes: runtime error: signed integer overflow: 2146467840 + 1032192 cannot be represented in type 'int'
Fixes: 2826/clusterfuzz-testcase-minimized-5901511613743104

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 7735ed2974)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-13 01:07:21 +02:00
Michael Niedermayer
30a2c1a1b8 avcodec/dirac_dwt: Fixes integer overflows in COMPOSE_DAUB97*
Fix multiple: runtime error: signed integer overflow: 6497 * 3409630 cannot be represented in type 'int'
Fixes: 2819/clusterfuzz-testcase-minimized-4743700301217792

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 a5380f9c1c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-08 19:38:10 +02:00
Michael Niedermayer
5f44aa14dd avcodec/aacdec_fixed: fix invalid shift in predict()
Fixes: runtime error: shift exponent -2 is negative
Fixes: 2818/clusterfuzz-testcase-minimized-5062943676825600

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 1e443051b2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-08 19:37:43 +02:00
Michael Niedermayer
f236601e29 avcodec/h264_slice: Fix overflow in slice offset
Fixes: runtime error: signed integer overflow: 1610612736 * 2 cannot be represented in type 'int'
Fixes: 2817/clusterfuzz-testcase-minimized-5289691240726528

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 1f53bde6d8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-08 19:37:25 +02:00
Steven Siloti
f0f45d8404 avformat/utils: fix memory leak in avformat_free_context
The pointer to the packet queue is stored in the internal structure
so the queue needs to be flushed before internal is freed.

Signed-off-by: Steven Siloti <ssiloti@bittorrent.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 949debd1d1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-05 23:25:05 +02:00
Michael Niedermayer
9d0eb81cb8 avcodec/dirac_dwt: Fix multiple integer overflows in COMPOSE_DD97iH0()
Fixes: runtime error: signed integer overflow: 9 * 335544320 cannot be represented in type 'int'
Fixes: 2739/clusterfuzz-testcase-minimized-6737297955356672

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 bf8ab72ae9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-29 19:13:21 +02:00
Michael Niedermayer
95bbbbd14e avcodec/diracdec: Fix integer overflow in divide3()
Fixes: runtime error: signed integer overflow: -1073746548 * 21845 cannot be represented in type 'int'
Fixes: 2729/clusterfuzz-testcase-minimized-5902915464069120

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 c0220c768c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-29 14:23:26 +02:00
Michael Niedermayer
406d9fdd13 avcodec/takdec: Fix integer overflow in decode_subframe()
Fixes: runtime error: signed integer overflow: -536870912 - 1972191120 cannot be represented in type 'int'
Fixes: 2711/clusterfuzz-testcase-minimized-4975142398590976

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 2c630d159f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-29 14:18:36 +02:00
Michael Niedermayer
8f9cbb3b7e avformat/rtmppkt: Convert ff_amf_get_field_value() to bytestream2
Fixes: out of array accesses

Found-by: JunDong Xie of Ant-financial Light-Year Security Lab
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ffcc82219c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-29 14:17:59 +02:00
Michael Niedermayer
b566ab49ca avformat/rtmppkt: Convert ff_amf_tag_size() to bytestream2
Fixes: out of array accesses
Fixes: crash-9238fa9e8d4fde3beda1f279626f53812cb001cb-SEGV

Found-by: JunDong Xie of Ant-financial Light-Year Security Lab
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 08c073434e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-29 04:49:47 +02:00
Michael Niedermayer
58ce199aba avcodec/hevc_ps: fix integer overflow in log2_parallel_merge_level_minus2
Fixes: runtime error: signed integer overflow: -2147483647 - 2 cannot be represented in type 'int'
Fixes: 2702/clusterfuzz-testcase-minimized-4511932591636480

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 74c1c22d7f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-26 17:25:20 +02:00
Michael Niedermayer
490b6599bb avformat/oggparsecelt: Do not re-allocate os->private
Fixes: double free
Fixes: clusterfuzz-testcase-minimized-5080550145785856

Found-by: ClusterFuzz
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7140761481)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-07-26 00:22:55 +02:00