avcodec/dnxhddec: Check dc vlc
authorMichael Niedermayer <michael@niedermayer.cc>
Wed, 3 Jan 2018 22:42:00 +0000 (23:42 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 19 Feb 2018 01:40:54 +0000 (02:40 +0100)
commit0c753a46efe2ec43bd2f1c5bbdd4c46e83af421e
tree56c98708ca4a1f562fb9e9b9f5130568996be1bd
parent9143ddea0f160a739c380fd6912decf771b32bb0
avcodec/dnxhddec: Check dc vlc

Fixes: signed integer overflow: 1024 + 2147483640 cannot be represented in type 'int'
Fixes: 4671/clusterfuzz-testcase-minimized-6027464343027712

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 b2be76c0a472b729756ed7a91225c209d0dd1d2e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/dnxhddec.c