Apple iPhone iOS "OfficeArtMetafileHeader" Parsing Vulnerability

A vulnerability has been reported in Apple iPhone iOS, which can be exploited by malicious people to compromise a vulnerable device.  A boundary error exists in QuickLook when parsing an OfficeArtMetafileHeader record in certain Microsoft Office files. This can be exploited to cause a buffer overflow and execute arbitrary code when e.g. a specially crafted document is opened via Safari.

The vulnerability is reported in iOS 4.3 running on iPhone 4. Other versions may also be affected.

Currently, there is no patch available for this vulnerability.