avcodec/jpeg2000dwt: Check ndeclevels before calling dwt_decode*()
authorMichael Niedermayer <michael@niedermayer.cc>
Fri, 27 Nov 2015 19:52:39 +0000 (20:52 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Fri, 27 Nov 2015 19:59:26 +0000 (20:59 +0100)
commit75422280fbcdfbe9dc56bde5525b4d8b280f1bc5
tree58ef2f4266f236604c24991d1773b874eb91bb04
parent8453095f3eb8a635719a85b04773a72b9763a672
avcodec/jpeg2000dwt: Check ndeclevels before calling dwt_decode*()

Fixes out of array access
Fixes: 01859c9a9ac6cd60a008274123275574/asan_heap-oob_1dff571_8250_50d3d1611e294c3519fd1fa82198b69b.avi

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/jpeg2000dwt.c