Microsoft OneNote 2010 SP1 does not properly determine buffer sizes during memory allocation, which allows remote attackers to obtain sensitive information via a crafted OneNote file, aka "Buffer Size Validation Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16539
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-025