/usr/lib/libvorbisidec.so.1 is in libvorbisidec1 1.0.2+svn16259-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libvorbisidec.so.1.0.2
/usr/lib/libvorbisidec.so.1.0.2