A patch is being distributed by Red Hat for a vulnerability in the OpenOffice.org suite which can exploit the Windows Metafile (WMF) or Enhanced Metafile formats. 

According to an advisory from Red Hat: "This update has been rated as having important security impact by the Red Hat Security Response Team.
"Several integer overflow bugs were found in the OpenOffice.org WMF file processor. An attacker could create a carefully crafted WMF file that could cause OpenOffice.org to execute arbitrary code when the file was opened by a victim.
"All users of OpenOffice.org are advised to upgrade to these upgraded packages, which contain a backported fix for this issue."