Microsoft is set to release a record breaking Patch Tuesday that contains 16 bulletins, fixing 49 vulnerabilities, according to the advanced notification. Microsoft patches security holes and vulnerabilities in all of their software products on the second Tuesday of each month.
Microsoft first set the record for most vulnerabilities patched on June 2010, and again two months later in August, when they fixed 34 vulnerabilities.
Out of the 16 bulletins, four are labeled as critical - Microsoft"s highest security rating, 10 are labeled as important - the second highest security rating, and two are labeled as moderate. The patches will address a number of remote code executions, elevation of privileges, denial of service and tampering.
The fixes will affect a number of Windows operating systems, including Windows Vista and 7, server software and Microsoft Office.
Affected software:
- Windows XP Service Pack 3
- Windows Vista Service Pack 1 & 2
- Windows 7
- Windows Server 2003 Service Pack 2
- Windows Server 2008 Service Pack 2
- Microsoft Office XP Service Pack 3
- Microsoft Office 2003 Service Pack 3
- Microsoft Office 2007 Service Pack 2
- Microsoft Office 2010
- Microsoft Office 2004 for Mac
- Microsoft Office 2008 for Mac
- Open XML file format converter for Mac
- Microsoft Word and Excel viewer
- Microsoft Office compatibility pack for Word, Excel and PowerPoint 2007 SP2
- Windows SharePoint Services 3.0
- Windows SharePoint Foundation 2010
- Microsoft Office SharePoint Server 2007
- Microsoft Groove Server 2010
- Microsoft Office Web Apps
Some of these updates will require a restart. Affected software includes both 32-bit and 64-bit, where applicable.