UPDATE: You should probably hold off installing this until the first CU is available (see linked post)
SQL Server 2012 Service Pack 2 is available - but there's a catch!
As part of their Incremental Service Modelling, Microsoft have released SQL Server 2012 Service Pack 2!
This service pack contains up to and including SQL Server 2012 Service Pack1 Cumulative Update 9 (CU9). Note that there is a SQL Server 2012 SP1 CU 10 which is not included as part of the Service Pack.
Service Pack 2 can be applied to any of the following Microsoft SQL Server 2012 editions:
The following is from the readme file:
The SQL Server 2012 SP2 download page contains system requirements and basic installation instructions. For additional documentation on upgrading installed SQL Server 2012 components with a SQL Server 2012 servicing update, see SQL Server 2012 Servicing Documentation.
For more information about installing SQL Server 2012, see SQL Server 2012 Installation.
The Upgrade Advisor tool analyzes your current instance of SQL Server and provides important information you should know before upgrading. For more information about SQL Server 2012 Upgrade Advisor, see the Upgrade Advisor section of this Feature Pack download page.
The Release Notes provide supplemental information about product behaviors that apply only to this release or that are not documented in this release of Books Online. For more information, see the Release Notes.