avcodec/svq3: Fix overflow in svq3_add_idct_c()
authorMichael Niedermayer <michael@niedermayer.cc>
Mon, 18 Sep 2017 15:03:55 +0000 (17:03 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Fri, 22 Sep 2017 10:19:07 +0000 (12:19 +0200)
commit2c933c51687db958d8045d25ed87848342e869f6
tree3d3ceb42f8976fa82f1b317695a900dbb393731a
parentf160a63badfc6103ce9fdbfeff7c82111ba81ab8
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>
libavcodec/svq3.c