This month Microsoft has released 11 security bulletins (from MS08-03 to MS08-013) Six of them are rated as critical and five are Important. We recommend you to update your systems ASAP, as most of the vulnerabilities allow remote code execution.
published. What has happened?
These bulletins updates the following software: LSASS, DirectShow, Internet Explorer, Macrovision Driver, JScript, VBscript, Office Suite, Media File Formats, Message Queuing Service.