Looking into https://wiki.ubuntu.com/Bugs/FindRightPackage I decided that the most propably package is ubiquity.
** Package changed: ubuntu => ubiquity (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/989189 Title: Installing 12.04 crashes virtualbox and host To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/989189/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs