/usr/share/doc/cdist/html/_static/plus.png is in cdist-doc 4.4.1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/cdist/html/_static/../../../../sphinx/themes/basic/static/plus.png
/usr/share/doc/cdist/html/_static/../../../../sphinx/themes/basic/static/plus.png