On three sites with the new theme, Ask Ubuntu, Super User and Server Fault, the badge icons displayed in the user's profile summary in the top bar are partially covered by the numbers. I reported this here already but user Josh mentioned it's a cross-site problem. (Others posted bug reports on Meta Server Fault and Meta Super User.)
The problem happens only on the main site, not on the child metas, and seems to be browser-independent. It seems to be caused by the width: 6px
rule for the badge classes:
As mentioned by user N0rbert, other places are affected as well, e.g. the profile page: