Ubuntu
gtk-clearlooks-gperfection2-theme package

  1. Bug #172254
  2. Comment #1

Comment 1 for bug 172254

Mackenzie Morgan (maco.m) wrote : Re: [Gutsy] When using themes other than Human some controle get ugly.

That's not really an Ubuntu-specific bug. You could mark it as a bug against a specific theme (if it's an included theme) or report it to the theme's author.