this just in (via Ian) :
The Business Intelligence
Enterprise Edition 11.1.1.5.5 bundle patch (also known as OBIEE 11.1.1.5.0 BP
05) has been released and is available to download from My Oracle Support.
Download and install patch 15887317 for your operating system.
Initially, the patch is only available for Linux 32-bit and 64-bit and Windows
64-bit; other operating systems will follow in due course.
Note:
- The readme file for the above patch describes the bugs fixed and any known bugs with the patch.
- font-family: "Times New Roman","serif"; color: black;">This patch is cumulative, and therefore, contains all of the fixes included in the earlier 11.1.1.5.0 bundle patches. These are listed in the readme file.
- The instructions to apply the above patch are contained in the readme file.
Once we see the full version for all OSses (as and when it comes in) we will mention this here.
For more information on the latest Patch Bundles for OBIEE see 
KM Doc ID 1488475.1