CVE-2012-2665: Apache Openoffice

High severity, CVSS 7.5. EPSS: 7% chance of exploitation in the next 30 days.

Multiple heap-based buffer overflows in the XML manifest encryption tag parsing functionality in OpenOffice.org and LibreOffice before 3.5.5 allow remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted Open Document Text (.odt) file with (1) a child tag within an incorrect parent tag, (2) duplicate tags, or (3) a Base64 ChecksumAttribute whose length is not evenly divisible by four.

Affected products

• Apache Openoffice: before 3.4.1 (fixed in 3.4.1)
• Canonical Ubuntu Linux: version 10.04 only; version 11.04 only; version 11.10 only; version 12.04 only
• Debian Debian Linux: version 6.0 only; version 7.0 only
• Libreoffice Libreoffice: before 3.5.5 (fixed in 3.5.5)
• Red Hat Enterprise Linux: version 6.0 only
• Red Hat Enterprise Linux Desktop: version 6.0 only
• Red Hat Enterprise Linux For IBM Z Systems: version 6.0 only
• Red Hat Enterprise Linux For Power Big Endian: version 6.0 only
• Red Hat Enterprise Linux Server: version 6.0 only
• Red Hat Enterprise Linux Server From Rhui 6: version 6.0 only
• Red Hat Enterprise Linux Workstation: version 6.0 only

Published 2012-08-06. Last modified 2026-06-16.