Packages for the release of KDE SC 4.10 are available for Kubuntu 12.10, 12.04 and our Raring development release. You can get them from the Kubuntu Backports PPA for 12.10 and 12.04.
Bugs in the packaging should be reported to kubuntu-ppa on Launchpad. Bugs in the software to KDE.
To update, use the Software Repository Guide to add the following repository to your software sources list:
12.10, 12.04:
ppa:kubuntu-ppa/backports
Or, from your konsole:
sudo apt-add-repository ppa:kubuntu-ppa/backports
Thanks to Philip and Rohan for their work on these packages