/usr/share/java/gcj-endorsed/bcprov.jar is in libbcprov-java 1.44+dfsg-3.1+deb7u1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/gcj-endorsed/../bcprov.jar
/usr/share/java/gcj-endorsed/../bcprov.jar