This document provides instructions for upgrading the Grid Infrastructure (GI) from 11.2.0.1 to 11.2.0.2 on Linux. It notes that there are two bugs in the 11.2.0.1 to 11.2.0.2 upgrade and that to successfully perform the upgrade, the bugs must be addressed by applying patches 9413827 and 9706490, and modifying a configuration file. It then outlines the steps to take which include downloading patches, installing a new version of Opatch, applying patch 9413827, and performing the rolling upgrade of GI.