Applying today's system-updates via CLI, the process completes with errors that both flashplugin-installer and update-notifier-common failed to install.
Re-running the recommended dist-upgrade command allows for these packages to finally install.
The benefit of applying updates via the CLI is obvious.

Posting here mainly for the benefit of early adopters of Kubuntu 12.10, but wise for users of regular Ubuntu users to keep a watchful eye also.