First off it sounds like you don't have root access. Log into root through your terminal.
Then update your respiratory
Debian is very big on stability. It doesn't come with the latest version of things, it comes with the latest stable release.So the package that Debian is using for whichever version of Deb you have might not be "brand-new", but it will be new.
Now try installing the package again. I forget the exact name Debian uses for OAuth, but I know it is
apt-get install package