Microsoft today released three updates targeted at users of Office for Mac primarily addressing a security issue that could be exploited using a maliciously crafted Word file.

- Microsoft Office 2008 for Mac 12.1.9 (268 MB)

The Microsoft Office 2008 for Mac 12.1.9 Update improves security. It includes fixes for vulnerabilities that an attacker can use to overwrite the contents of a computer's memory by using malicious code. In addition, this update readies Office 2008 for Mac for the installation of Microsoft Entourage 2008 for Mac Web Services Edition. It must be installed before Entourage 2008 Web Services Edition is installed.

- Microsoft Office 2004 for Mac 11.5.5 (59 MB)

The Office 2004 for Mac 11.5.5 Update contains changes that improve security. Additionally, this update includes fixes for vulnerabilities that an attacker can use to overwrite the contents of a computer's memory by using malicious code.

- Open XML File Format Converter for Mac 1.0.3 (45 MB)

Open XML File Format Converter for Mac 1.0.3 includes fixes for vulnerabilities that an attacker can use to overwrite the contents of a computer's memory by using malicious code.

Open XML File Format Converter is used to convert files in Office 2007/2008 formats so that they can be opened, edited and saved in earlier versions of Office.