Oracle WebCenter Content (WCC) 11.1.1.8.9 Bundle Patch was released on January 20, 2015!
Bundle patches are collections of controlled, well tested critical bug fixes for a specific product which may include security contents and occasionally minor enhancements. These are cumulative in nature meaning the latest bundle patch in a particular series includes the contents of the previous bundle patches released.
See Oracle WebCenter Content (WCC) 11.1.1.8.9 Bundle Patch for more information.