I am affected by this bug too (rented 1und1 Virtual Server) and I can confirm that the following steps solve the problem (taken from https://wiki.ubuntu.com/Testing/EnableProposed)
1.) add precise-proposed to /etc/apt/sources.list as described
deb http://archive.ubuntu.com/ubuntu/ precise-proposed restricted main multiverse universe
2.) create /etc/apt/preferences.d/proposed as described in https://wiki.ubuntu.com/Testing/EnableProposed
3.) sudo apt-get install libc6/precise-proposed libc-bin/precise-proposed
I am affected by this bug too (rented 1und1 Virtual Server) and I can confirm that the following steps solve the problem (taken from https:/ /wiki.ubuntu. com/Testing/ EnableProposed)
1.) add precise-proposed to /etc/apt/ sources. list as described
deb http:// archive. ubuntu. com/ubuntu/ precise-proposed restricted main multiverse universe
2.) create /etc/apt/ preferences. d/proposed as described in https:/ /wiki.ubuntu. com/Testing/ EnableProposed
3.) sudo apt-get install libc6/precise- proposed libc-bin/ precise- proposed