memory leak during process psd file

[tymonkey]

The imagemagick hang and take more than 10GB memory when get this psd info， but the psd file is only 350MB， Maybe it's a memory leak issue.
please help

version：7.0.6-2
command: magick identify -quiet -format "%p:%[label]," bigpsd.psd
testcase : http://img.ucweb.com/s/uae/g/2n/bigpsd.psd
OS：Linux/Windows，both got memory leak

[magick]

See https://github.com/ImageMagick/ImageMagick/issues/606.