/usr/share/lintian/overrides/aufs-tools is in aufs-tools 1:3.2+20130722-1.1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | aufs-tools: package-name-doesnt-match-sonames
aufs-tools: non-dev-pkg-with-shlib-symlink
|