67629 Commits

Author SHA1 Message Date
Michael Niedermayer
46f664363c avcodec/ra144dec: Fix runtime error: left shift of negative value -17
Fixes: 1830/clusterfuzz-testcase-minimized-5828293733384192

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 53c0c637d36c1de9ea461a8d863e8703da090894)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
836a174f6b avutil/internal: Do not enable CHECKED with DEBUG
This avoids potential undefined behavior in debug mode while still allowing
developers which want to check for potential additional overflows to do so
by manually enabling this.

Reviewed-by: wm4
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a44b3abb4cf922e379fbac55452d0482a8223597)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
61a1eab10e avcodec/smc: Check remaining input
Fixes: Timeout
Fixes: 1818/clusterfuzz-testcase-minimized-5039166473633792

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 356194fcb17375de2472f4cbff6ede48d6a374b2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
6d825e9d5f avcodec/jpeg2000dec: Fix copy and paste error
Found-by: jamrial
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5782e0ba8cc30bb08a806cdeda1adfb89a0556b4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
d09e4a9e8b avcodec/jpeg2000dec: Check tile offsets
Fixes: runtime error: signed integer overflow: 4096 - -2147483648 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 89325417e7b33f4b08171d9d609c48662d96b2d3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Max Justicz
ff4d07b8da avcodec/sanm: Fix uninitialized reference frames
Fixes: poc.snm

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ca616b0f72c65b0ef5f9e1e6125698b15f50a26e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
d06709ee97 avcodec/jpeglsdec: Check get_bits_left() before decoding a picture
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4bc3008d04451cd31818e21703ed7ed96b6ff074)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
4639ab5fe4 avcodec/ivi_dsp: Fix multiple runtime error: left shift of negative value -71
Fixes: 1734/clusterfuzz-testcase-minimized-5385630815092736

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 8fb00b3e858b7a5aeccfe6bdfc10290c2121c3ec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
33cbc52d64 avcodec/mjpegdec: Fix runtime error: signed integer overflow: -32767 * 130560 cannot be represented in type 'int'
Fixes: 1724/clusterfuzz-testcase-minimized-4842395432648704

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 40fa6a2fa2c255293a780a194eecae5df52644a1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
535fce7a5d avcodec/vmnc: Check location before use
Fixes: runtime error: signed integer overflow: 65535 * 64256 cannot be represented in type 'int'
Fixes: 1717/clusterfuzz-testcase-minimized-5491696676634624

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 ec2b76aab44f55be22eb12d86eb0dfd2eff68581)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
1d8789ceb3 avcodec/takdec: Fix runtime error: signed integer overflow: 8192 * 524308 cannot be represented in type 'int'
Fixes: 1630/clusterfuzz-testcase-minimized-6326111917047808

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 955db411929a9876d3cd016fbbb9c49b6362feba)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
48818f4d9f avcodec/takdec: Fix runtime error: left shift of negative value -63
Fixes: 1713/clusterfuzz-testcase-minimized-5791887476654080

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 d66193252b4067144f11211f8f3e1d5a50146235)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
7af11d9ea3 avcodec/mlpdsp: Fix runtime error: signed integer overflow: -24419392 * 128 cannot be represented in type 'int'
Fixes: 1711/clusterfuzz-testcase-minimized-5248503515185152

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 1d04fc94e1021b70e542dc01a48b8398c6fc6325)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
2b9ad554be avcodec/mlpdec: Do not leave a invalid num_primitive_matrices in the context
Fixes: runtime error: index 8 out of bounds for type 'uint8_t [8]'
Fixes: 1699/clusterfuzz-testcase-minimized-6327177438035968

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 64ea4d102a070b95832ae4a751688f87da7760a2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
711ba5aadb avcodec/mimic: Use ff_set_dimensions() to set the dimensions
Fixes: OOM
Fixes: 1671/clusterfuzz-testcase-minimized-4759078033162240

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e434840fd4b3c854beec845f950b80bc1bf93b60)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
b4a082be14 avcodec/fic: Fix multiple runtime error: signed integer overflow: 5793 * 419752 cannot be represented in type 'int'
Fixes: 1669/clusterfuzz-testcase-minimized-5287529198649344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a173f484b52ed63292439de5347e49bd78cad0ed)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
061e0a99bb avcodec/mlpdec: Fix: runtime error: left shift of negative value -8
Fixes: 1658/clusterfuzz-testcase-minimized-4889937130291200

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 25c81e4b737bcc737b13c9a752cb301a28cb3906)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
cd5f0c32ba avcodec/dfa: Fix: runtime error: signed integer overflow: -14202 * 196877 cannot be represented in type 'int'
Fixes: 1657/clusterfuzz-testcase-minimized-4710000079405056

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 58ac7fb9c395ab91cb321fa4c8c9e127ce8147c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
4b06d6de8d avcodec/aacdec: Fix runtime error: signed integer overflow: 2147483520 + 255 cannot be represented in type 'int'
Fixes: 1656/clusterfuzz-testcase-minimized-5900404925661184

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 94d05ff15985d17aba070eaec82acd21c0da3d86)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
5e496d9694 avcodec/flicvideo: Check frame_size before decrementing
Fixes: runtime error: signed integer overflow: -2147483627 - 22 cannot be represented in type 'int'
Fixes: 1637/clusterfuzz-testcase-minimized-5376582493405184

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 355e27e24dc88d6ba8f27501a34925d9d937a399)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
cc2144230b avcodec/mlpdec: Fix runtime error: left shift of negative value -1
Fixes: 1636/clusterfuzz-testcase-minimized-5310494757879808

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 552adf1dd3a38fb7a1a6109dd2b517d63290f20e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
67c4ca66cb avcodec/takdec: Fix runtime error: left shift of negative value -42
Fixes: 1635/clusterfuzz-testcase-minimized-4992749856096256

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 99c4c76cfbc4ae56dc8c37f5fab02f88f6b2cb48)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
7ed5234fe1 avcodec/truemotion1: Fix multiple runtime error: signed integer overflow: 1246906962 * 2 cannot be represented in type 'int'
Fixes: 1616/clusterfuzz-testcase-minimized-5119196578971648

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5ea6bc2a166edac37042f2bbc28eb603a0fbeccb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
242b9e3b0b avcodec/svq3: Fix runtime error: left shift of negative value -6
Fixes: 1604/clusterfuzz-testcase-minimized-5312060206350336

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a6eb006ad47beb6d5e5cc2c99f8185965209ec6b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
9252b3ca23 avcodec/tiff: reset sampling[] if its invalid
Fixes divission by 0
Fixes: clusterfuzz-testcase-minimized-5592896440893440

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f08122fbe039a56ab3c24f74636b4b0efea97d85)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
4954a78d33 avcodec/aacps: Fix undefined behavior
Fixes: 1337/clusterfuzz-testcase-minimized-5212314171080704

Fixes the existence of a potentially invalid pointer intermediate

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 527f89e05922e840083ac6d49eeb838b1e350dd4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
0c95ae971e avcodec/opus_silk: Fix integer overflow and out of array read
Fixes: 1362/clusterfuzz-testcase-minimized-6097275002552320

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4654baff125d937ae0b1037aa5f0bf53c7351658)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
a88859aabb avcodec/flacdec: Return error code instead of 0 for failures
Fixes: infinite loop
Fixes: 1418/clusterfuzz-testcase-minimized-5934472438480896

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3f5a68533decdfb4757207e8d7b5af06e1dcd197)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
e34362c6ea avcodec/snowdec: Check width
Fixes: out of array read
Fixes: 1419/clusterfuzz-testcase-minimized-6108700873850880

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 78aa93807b3e0674e34d32c0bf6f78d7f5b7927e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
b418f5cdcf avcodec/webp: Update canvas size in vp8_lossy_decode_frame() as in vp8_lossless_decode_frame()
Fixes: 1407/clusterfuzz-testcase-minimized-6044604124102656
Fixes: 1420/clusterfuzz-testcase-minimized-6059927359455232

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 72810d20b74f05cc4b214d6c277fa6f43160df54)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
66675990da avcodec/webp: Factor update_canvas_size() out
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c4f63b78b71e07dd2f5d49c032d9c3eef620c0f3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
f0dc692518 avcodec/cllc: Check prefix
Fixes: runtime error: left shift of 1610706944 by 1 places cannot be represented in type 'int'
Fixes: 1421/clusterfuzz-testcase-minimized-6239947507892224

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 62c5949beca2c95d6af5c74985467438d2295a66)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
10ed53cae7 avcodec/mpeg4videodec: Clear sprite wraping on unsupported cases in VOP decode
Fixes: Integer overflow
Fixes: 1572/clusterfuzz-testcase-minimized-4578773729017856

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 467677769a2222ff8beab3c4d7826df9b7cbc81b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
220a2811c9 avcodec/ac3dec: Fix: runtime error: index -1 out of bounds for type 'INTFLOAT [2]'
It seems dual mono with a LFE channel is not forbidden

Fixes: 1570/clusterfuzz-testcase-minimized-6455337349545984

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c55e637072b694a1db40e21948d218bfa2e744bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
04f39ac542 libswscale/tests/swscale: Fix uninitialized variables
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7796f290653349a4126f2d448d11bb4440b9f257)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
20ba865740 avcodec/ffv1dec: Fix runtime error: signed integer overflow: 1550964438 + 1550964438 cannot be represented in type 'int'
Fixes: 1559/clusterfuzz-testcase-minimized-5048096079740928
Fixes: 1560/clusterfuzz-testcase-minimized-6011037813833728

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8630b2cd36c57918acfe18302fe77d1ceefbd676)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
6c00786561 avcodec/webp: Fix signedness in prefix_code check
Fixes: out of array read
Fixes: 1557/clusterfuzz-testcase-minimized-6535013757616128

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8c5cd1c9d33b4b287f85d42efb1aecfaee31de6c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
f44c959941 avcodec/svq3: Fix runtime error: signed integer overflow: 169 * 12717677 cannot be represented in type 'int'
Fixes: 1556/clusterfuzz-testcase-minimized-5027865978470400

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 86b1b0d33dd7459f0d9c352c51ee2e374fd6f7fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
72854fcf93 avcodec/mlpdec: Check that there is enough data for headers
Fixes: out of array access
Fixes: 1541/clusterfuzz-testcase-minimized-6403410590957568

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e3e51f8c14d22ae11684dcfe58df355f0f9e6401)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
273d58eeaa avcodec/ac3dec: Keep track of band structure
It is needed in some corner cases that seem not to be forbidden
Fixes: out of array index
Fixes: 1538/clusterfuzz-testcase-minimized-4696904925446144

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9351a156de724edb69ba6e1f05884fe806a13a21)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
ad90dc21e3 avcodec/webp: Add missing input padding
Fixes: 1536/clusterfuzz-testcase-minimized-5973925404082176

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a3508cc3fe643a8adad6a82a60bece3ea3c5dc63)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
34e5c8d0cb avcodec/aacsbr_template: Do not change bs_num_env before its checked
Fixes: 1489/clusterfuzz-testcase-minimized-5075102901207040
Fixes: out of array access

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 87b08ee6d2a3b0880f0a267c5d51dc7f415e81d7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
aadfb596c5 avcodec/mlp: Fix multiple runtime error: left shift of negative value -1
Fixes: 1512/clusterfuzz-testcase-minimized-4713846423945216

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 74dc728a2c2cc353da20cdc09b8cdfbbe14b7be8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
36337acfc3 avcodec/vp8dsp: vp7_luma_dc_wht_c: Fix multiple runtime error: signed integer overflow: -1366381240 + -1262413604 cannot be represented in type 'int'
Fixes: 1440/clusterfuzz-testcase-minimized-5785716111966208

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ccce2248bf56692fc7bd436ca2c9acca772d486a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
091f90c9e5 avcodec/avcodec: Limit the number of side data elements per packet
Fixes: 1293/clusterfuzz-testcase-minimized-6054752074858496

See: [FFmpeg-devel] [PATCH] avcodec/avcodec: Limit the number of side data elements per packet

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d5711cb89121268e8d78ebe8563a68e67a236cbb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
8959891e27 avcodec/wmv2dsp: Fix runtime error: signed integer overflow: 181 * -17047030 cannot be represented in type 'int'
Fixes: 1503/clusterfuzz-testcase-minimized-5369271855087616

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit df640dbbc949d0f4deefaf43e86b8bd50ae997cc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
631f6eddd3 avcodec/diracdec: Fix Assertion frame->buf[0] failed at libavcodec/decode.c:610
Fixes: 1487/clusterfuzz-testcase-minimized-6288036495097856

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6899e6e56065d9365963e02690dc9e2ce7866050)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
7a0aa0b354 avcodec/msmpeg4dec: Check for cbpy VLC errors
Fixes: runtime error: left shift of negative value -1
Fixes: 1480/clusterfuzz-testcase-minimized-5188321007370240

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 15e892aad12b23e9b5686cf66ca6fa739c734ead)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
2660338548 avcodec/cllc: Check num_bits
Fixes: runtime error: shift exponent -2 is negative
Fixes: 1479/clusterfuzz-testcase-minimized-6638493360979968

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2bfd0a97587d26c0c39413a6291ccc66e4a928d0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00
Michael Niedermayer
7f386b5487 avcodec/cllc: Factor VLC_BITS/DEPTH out, do not use repeated literal numbers
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e717fa1f0a66825fb10fec7debad768f311ee240)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-08-23 13:15:17 +02:00