An update has been re-released for XP and Vista Users:
Microsoft Security Bulletin MS13-057 – Critical Vulnerability in Windows Media Format Runtime Could Allow Remote Code Execution (2847883)
“The rereleased updates address an application compatibility issue in which WMV encoded video could fail to properly render during playback. Customers should install the rereleased updates.”
There is also an update available for Office 2010 that I’ve not seen appear via Windows Update.
You can wait for it to appear or download and install it manually:
See this page for downloads and info – Description of the Office 2010 update: August 27, 2013
“Microsoft has released an update for Microsoft Office 2010. This update fixes some issues that occur when you install Service Pack 2 (SP2) for Office 2010. Additionally, this update contains stability and performance improvements.“