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November 2011 Security Bulletin Release Advance Notification

7 November 2011 by James Crawshaw

This ‘Patch Tuesday’ for November 2011, sees the release of 4 bulletins addressing 4 vulnerabilities.

Bulletin Breakdown:

  • 1 bulletin is rated Critical, 2 are Important and 1 Moderate
  • 2 vulnerabilities can lead to Remote Code Execution
  • 1 vulnerability can lead to Elevation of Privilege
  • 1 vulnerability can lead to Denial of Service


The following table summarises the security bulletins for this month in order of severity.

Bulletin ID Maximum Severity Rating and Vulnerability Impact Restart Requirement Affected Software
Bulletin 1 Critical Requires restart Microsoft Windows
Remote Code Execution
Bulletin 2 Important May require restart Microsoft Windows
Remote Code Execution
Bulletin 3 Important Requires restart Microsoft Windows
Elevation of Privilege
Bulletin 4 Moderate Requires restart Microsoft Windows
Denial of service


We will issue further information on the impact of this month’s updates once they have been released for testing from the 8th of November.