An update to Visual Studio 2012 is now available for download. VS 2012 Update 4 was originally mentioned on Brian Harry's blog, and has now been officially released.
See KB 2872520.
VS 2012 Update 4 includes a new version of the compiler (17.00.61030) and the C/C++ Runtime (11.00.61030).
MSDN Downloads has the updated retail redistribution packages, as well as the updated remote debugging tools packages.
Related: Visual Studio 2012 Update 1, Visual Studio 2012 Update 2, Visual Studio 2012 Update 3