/usr/share/maven-repo/stax/stax-api/debian/stax-api-debian.jar is in libstax-java 1.2.0-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/stax/stax-api/debian/../1.0.1/stax-api-1.0.1.jar