CVE-2017-7856: Libreoffice

Critical severity, CVSS 9.8. EPSS: 3.5% chance of exploitation in the next 30 days.

LibreOffice before 2017-03-11 has an out-of-bounds write caused by a heap-based buffer overflow in the SVMConverter::ImplConvertFromSVM1 function in vcl/source/gdi/svmconverter.cxx.

Affected products

• Libreoffice Libreoffice: up to and including 5.2.6.1

Published 2017-04-14. Last modified 2026-06-17.