Marc Schoenefeld discovered a heap based buffer overflow in OpenOffice.org 3.X, when imported certain Microsoft PowerPoint files (PPT). If a user opened a specially crafted PPT file, it could lead to applicable crash or possibly execution of arbitrary code, with the privileges of the user running OpenOffice.org Impress. This has been assigned CVE-2010-4253
Public via: http://www.openoffice.org/security/cves/CVE-2010-4253.html
This issue has been addressed in following products: Red Hat Enterprise Linux 5 Via RHSA-2011:0182 https://rhn.redhat.com/errata/RHSA-2011-0182.html
This issue has been addressed in following products: Red Hat Enterprise Linux 6 Via RHSA-2011:0183 https://rhn.redhat.com/errata/RHSA-2011-0183.html