Secunia

Some vulnerabilities have been reported in Microsoft Office Visio, which can be exploited by malicious people to compromise a user's system.

1) An error when parsing object data during opening of Visio files can be exploited to corrupt memory via a specially crafted Visio file.

2) An error when copying object data in memory can be exploited to corrupt memory via a specially crafted Visio file.

3) An error in the handling of memory when opening Visio files can be exploited to corrupt memory via a specially crafted Visio file.

Successful exploitation may allow execution of arbitrary code.

Solution
Apply patches.
Further details available in Customer Area

Provided and/or discovered by
The vendor credits Bing Liu, Fortinet FortiGuard Global Security Research Team.

Original Advisory
MS09-005 (KB957634, KB955654, KB955655, KB957831):
http://www.microsoft.com/technet/security/Bulletin/MS09-005.mspx

Deep Links
Links available in Customer Area