avcodec/exr: Check buf_size more completely
authorMichael Niedermayer <michael@niedermayer.cc>
Fri, 29 Dec 2017 02:00:19 +0000 (03:00 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Sat, 30 Dec 2017 20:11:32 +0000 (21:11 +0100)
commitf2b83f4aba2b9e248fb62cdfffb0842332b0e068
tree4d21d56be9640e94fcbe9cd315864ec74450a1bf
parent1bc06771d83e2f6b049520dc3a5596ba9766dccb
avcodec/exr: Check buf_size more completely

Fixes: Out of heap array read
Fixes: 4683/clusterfuzz-testcase-minimized-6152313673613312

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 903be5e4f66268273dc6e3c42a7fdeaab32066ef)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/exr.c