Wouldn't it be better to include apt-listbugs?

% apt-cache show apt-listbugs
[...]
Installed-Size: 428
Depends: ruby (>= 1.8), libruby1.8 (>= 1.8.5), libdpkg-ruby1.8 (>=
0.3.2), apt, libzlib-ruby1.8, libintl-gettext-ruby1.8,
libxml-parser-ruby1.8, libhttp-access2-ruby1.8 (>= 2.0.6)
[...]