Here's how you can install the Adobe Flash Player 18.104.22.1680 in Ubuntu 13.04. This update will fix a memory corruption problem found in the last release.
1. Open a terminal window.
2. Type in the following commands then hit Enter after each.
sudo add-apt-repository "deb http://archive.canonical.com/ raring partner"
sudo apt-get update
sudo apt-get install flashplugin-installer
Additional Resources for Adobe Flash Player
Read more: Linux G