CVE 2010-2935
simpress.bin in the Impress module in OpenOffice.org (OOo) 2.x and 3.x before 3.3 does not properly handle integer values associated with dictionary property items, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PowerPoint document that triggers a heap-based buffer overflow, related to an "integer truncation error."
See the 
CVE page on Mitre.org
for more details.
