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Author SHA1 Message Date
Michael Niedermayer
342d5c20ce 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>
 2017-09-17 12:21:32 +02:00
Michael Niedermayer
52c4069119 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>
 2017-09-17 12:21:32 +02:00
Michael Niedermayer
e595087048 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>
 2017-09-17 12:21:32 +02:00
Michael Niedermayer
b66aa37834 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>
 2017-09-17 12:21:32 +02:00
Steven Siloti
16ee405707 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>
 2017-09-17 12:21:32 +02:00
Michael Niedermayer
19938f1a11 avcodec/diracdsp: fix integer overflow 
Fixes: runtime error: signed integer overflow: 11 * 225726413 cannot be represented in type 'int'
Fixes: 2764/clusterfuzz-testcase-minimized-5382561922547712

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 b2d9d72269)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-09-17 12:21:32 +02:00
Michael Niedermayer
892ceb512f avcodec/diracdec: Check weight_log2denom 
Fixes: runtime error: shift exponent -1 is negative
Fixes: 2742/clusterfuzz-testcase-minimized-5724322402402304
Fixes: 2744/clusterfuzz-testcase-minimized-4672435653705728
Fixes: 2749/clusterfuzz-testcase-minimized-5298741273690112

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 880f5c5913)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-09-17 12:21:32 +02:00
Muhammad Faiz
5987b16f86 avfilter/vf_ssim: fix temp size calculation 
Also use av_mallocz_array.
Fix Ticket6519.

Reviewed-by: Tobias Rapp <t.rapp@noa-archive.com>
Signed-off-by: Muhammad Faiz <mfcc64@gmail.com>
(cherry picked from commit f2d23ec03f)
 2017-08-06 16:25:33 +07:00
Michael Niedermayer
66395ac32b Update for 3.2.7 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
n3.2.7 		2017-07-30 12:22:51 +02:00
Michael Niedermayer
e889397924 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 19:13:20 +02:00
Michael Niedermayer
7827b06d77 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 14:23:24 +02:00
Michael Niedermayer
bae812711a 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 14:18:34 +02:00
Michael Niedermayer
b375cc8bb7 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 14:17:57 +02:00
Michael Niedermayer
f2a6f41dd7 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 04:49:46 +02:00
Michael Niedermayer
8c7b477b97 avcodec/diracdec: Fix integer overflow in signed multiplication in UNPACK_ARITH() 
Fixes: runtime error: signed integer overflow: 1073741823 * 4 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 8e275a74b0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-28 03:41:08 +02:00
Michael Niedermayer
6a10b962e3 avcodec/dnxhddec: Move mb height check out of non hr branch 
Fixes: out of array access
Fixes: poc.dnxhd

Found-by: Bingchang, Liu@VARAS of IIE
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 296debd213)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-27 03:11:19 +02:00
Michael Niedermayer
efb649467c 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 17:24:26 +02:00
Michael Niedermayer
6cc7777d4b 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 00:14:57 +02:00
Michael Niedermayer
00b0d595eb avcodec/ylc: Fix shift overflow 
Fixes: runtime error: shift exponent 32 is too large for 32-bit type 'unsigned int'
Fixes: 2698/clusterfuzz-testcase-minimized-4713541443518464

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 03a9e6ff30)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-26 00:14:21 +02:00
Michael Niedermayer
b905d2948a avcodec/aacps: Fix multiple integer overflow in map_val_34_to_20() 
Fixes: avcodec/aacps.c:511:40: runtime error: signed integer overflow: 1509077651 + 758068176 cannot be represented in type 'int'
Fixes: 2678/clusterfuzz-testcase-minimized-4702787684270080

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 0764fe1d09)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-26 00:14:02 +02:00
Michael Niedermayer
7f638d56bd avcodec/aacdec_fixed: fix: left shift of negative value -1 
Fixes: 2699/clusterfuzz-testcase-minimized-5631303862976512

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 2dfb8c4178)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-26 00:11:55 +02:00
Michael Niedermayer
c368f07565 avcodec/dirac_vlc: Fix undefined shift 
Fixes: runtime error: shift exponent 64 is too large for 64-bit type 'residual' (aka 'unsigned long')
Fixes: 2674/clusterfuzz-testcase-minimized-4999700518273024

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 69e7daf6ce)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-24 03:03:15 +02:00
Brice Waegeneire
79f6269fd0 doc/filters: typo in frei0r 
Signed-off-by: Brice Waegeneire <brice.wge@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6a6eec485d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-23 15:01:03 +02:00
Vodyannikov Aleksandr
539dc1746a avcodec/cfhd: Fix decoding regression due to height check 
Fixes: Ticket6546

Regression since: 54aaadf648

Reviewed-by: Muhammad Faiz <mfcc64@gmail.com>
Reviewed-by: Kieran Kunhya <kierank@obe.tv>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 47c9365724)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-23 15:00:52 +02:00
Michael Niedermayer
97e35bc40b avcodec/aacdec_template (fixed point): Check gain in decode_cce() to avoid undefined shifts later 
Fixes: runtime error: shift exponent 47 is too large for 32-bit type 'int'
Fixes: 2581/clusterfuzz-testcase-minimized-4681474395602944

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 2886142e0c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 04:03:09 +02:00
Michael Niedermayer
13c0467c49 avcodec/ffv1dec_template: Fix signed integer overflow 
Fixes: runtime error: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: 2634/clusterfuzz-testcase-minimized-4540890636877824

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 4de4308d2a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 03:54:53 +02:00
Michael Niedermayer
3abe6554c1 avcodec/aacdec_template: Fix undefined integer overflow in apply_tns() 
Fixes: runtime error: signed integer overflow: -2147483648 - 1202286525 cannot be represented in type 'int'
Fixes: 2071/clusterfuzz-testcase-minimized-6036414271586304

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 0ef8f03133)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 03:54:38 +02:00
Michael Niedermayer
aa01a35dd5 avcodec/magicyuv: Check that vlc len is not too large 
Fixes: runtime error: shift exponent -95 is negative
Fixes: 2568/clusterfuzz-testcase-minimized-4926115716005888

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 341f01290c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 03:53:22 +02:00
Michael Niedermayer
fa427bdb59 avcodec/mjpegdec: Clip DC also on the negative side. 
Fixes: runtime error: signed integer overflow: -16711425 + -2130772346 cannot be represented in type 'int'
Fixes: 2533/clusterfuzz-testcase-minimized-5372857678823424

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 c28f648b19)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 03:47:59 +02:00
Michael Niedermayer
1268784d9f avcodec/aacps (fixed point): Fix multiple signed integer overflows 
Fixes: runtime error: signed integer overflow: 1421978265 - -1810326882 cannot be represented in type 'int'
Fixes: 2527/clusterfuzz-testcase-minimized-5260915396050944

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 80b9e40b6f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 03:47:44 +02:00
Michael Niedermayer
6405c66a51 avcodec/ylc: Fix vlc of 31 bits 
Fixes: runtime error: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 2515/clusterfuzz-testcase-minimized-6197200012967936

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 fe9242204d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 03:40:21 +02:00
Michael Niedermayer
a76db7176a avcodec/sbrdsp_fixed: Fix integer overflow in sbr_hf_apply_noise() 
Fixes: runtime error: signed integer overflow: -2049425300 + -117591631 cannot be represented in type 'int'
Fixes: part of 2096/clusterfuzz-testcase-minimized-4901566068817920

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 2061de8a3f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 03:39:52 +02:00
Michael Niedermayer
a954b531f6 avcodec/wavpack: Fix invalid shift 
Fixes: runtime error: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 2377/clusterfuzz-testcase-minimized-6108505935183872

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 c07af72098)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 02:50:33 +02:00
Michael Niedermayer
aaecd2ef68 avcodec/h264_slice: Fix signed integer overflow 
Fixes: runtime error: signed integer overflow: 26 + 2147483644 cannot be represented in type 'int'
Fixes: 2456/clusterfuzz-testcase-minimized-4822695051001856

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 7592d97f10)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 02:50:18 +02:00
Michael Niedermayer
2b85709bee avcodec/hevc_ps: Fix integer overflow with beta/tc offsets 
Fixes: runtime error: signed integer overflow: 2113929216 * 2 cannot be represented in type 'int'
Fixes: 2422/clusterfuzz-testcase-minimized-5242114713583616

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 de54a37c1d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 02:50:00 +02:00
Michael Niedermayer
d986096963 avcodec/cfhd: Fix invalid left shift of negative value 
Fixes: runtime error: left shift of negative value -1
Fixes: 2395/clusterfuzz-testcase-minimized-6540529313513472

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 c709f009da)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 02:49:03 +02:00
Michael Niedermayer
20ce366fee avcodec/vb: Check vertical GMC component before multiply 
Fixes: runtime error: signed integer overflow: 8224 * 663584 cannot be represented in type 'int'
Fixes: 2393/clusterfuzz-testcase-minimized-6128334993883136

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 bc6ab72bc7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 02:48:39 +02:00
Michael Niedermayer
bbf911b660 avcodec/jpeg2000dwt: Fix integer overflow in dwt_decode97_int() 
Fixes: runtime error: signed integer overflow: -163654656 * 256 cannot be represented in type 'int'
Fixes: 2367/clusterfuzz-testcase-minimized-4648678897745920

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 ea5366670e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-19 02:45:51 +02:00
Michael Niedermayer
5bb861d45b avcodec/apedec: Fix integer overflow 
Fixes: out of array access
Fixes: PoC.ape and others

Found-by: Bingchang, Liu@VARAS of IIE
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ba4beaf614)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-07-16 17:02:30 +02:00
Michael Niedermayer
fc24783c6d avcodec/wavpack: Fix integer overflow in wv_unpack_stereo() 
Fixes: runtime error: signed integer overflow: 2080374785 + 2080374784 cannot be represented in type 'int'
Fixes: 2351/clusterfuzz-testcase-minimized-5359403240783872

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 73ea2a028e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-25 02:52:40 +02:00
Michael Niedermayer
a2bde1363c avcodec/mpeg4videodec: Fix GMC with videos of dimension 1 
Fixes: runtime error: shift exponent -1 is negative
Fixes: 2338/clusterfuzz-testcase-minimized-5153426541379584

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 4976a3411f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-25 02:48:00 +02:00
Michael Niedermayer
a7c0243e2f avcodec/wavpack: Fix integer overflow 
Fixes: runtime error: signed integer overflow: 227511904 + 1964113935 cannot be represented in type 'int'
Fixes: 2331/clusterfuzz-testcase-minimized-6182185830711296

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 24e95f9d4d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-23 03:05:54 +02:00
Michael Niedermayer
00a6211b45 avcodec/takdec: Fix integer overflow 
Fixes: runtime error: signed integer overflow: 512 + 2147483146 cannot be represented in type 'int'
Fixes: 2314/clusterfuzz-testcase-minimized-4519333877252096

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 0c2ef4f6b4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-23 03:05:43 +02:00
Michael Niedermayer
220ee7e583 avcodec/tiff: Update pointer only when the result is used 
Fixes: runtime error: signed integer overflow: 538976288 * 32 cannot be represented in type 'int'
Fixes: 2310/clusterfuzz-testcase-minimized-4534784887881728

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 27f80ab016)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-23 03:05:33 +02:00
Michael Niedermayer
9bca2f698b avcodec/cfhd: Check bpc before setting bpc in context 
Fixes: runtime error: shift exponent 32 is too large for 32-bit type 'int'
Fixes: 2306/clusterfuzz-testcase-minimized-5002997392211968

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 6f1d2355a7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-22 03:09:17 +02:00
Michael Niedermayer
6d951be24d avcodec/cfhd: Fix undefined shift 
Fixes: runtime error: left shift of negative value -1
Fixes: 2303/clusterfuzz-testcase-minimized-5529675273076736

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 5a950f4e32)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-22 03:08:57 +02:00
Michael Niedermayer
80dc5b497e avcodec/hevc_filter: Fix invalid shift 
Fixes: runtime error: left shift of negative value -1

Fixes: 2299/clusterfuzz-testcase-minimized-4843509351710720

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 d7b3d5c3f2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-22 03:08:44 +02:00
Michael Niedermayer
dd4fd80fe6 avcodec/mpeg4videodec: Fix overflow in virtual_ref computation 
Fixes: runtime error: signed integer overflow: 262144 * -16120 cannot be represented in type 'int'
Fixes: 2292/clusterfuzz-testcase-minimized-6156080415506432

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 5443c4bdf4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-22 03:08:34 +02:00
Michael Niedermayer
b97e0e98b4 avcodec/lpc: signed integer overflow in compute_lpc_coefs() (aacdec_fixed) 
Fixes: runtime error: signed integer overflow: -1575818955 + -915383657 cannot be represented in type 'int'
Fixes: 2224/clusterfuzz-testcase-minimized-6208559949807616

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 e95fcfe8fb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-22 03:08:22 +02:00
Michael Niedermayer
9125bbb3e5 avcodec/wavpack: Fix undefined integer negation 
Fixes: runtime error: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: 2291/clusterfuzz-testcase-minimized-5538453481586688

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 5f89747086)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-22 03:07:19 +02:00