Adobe Reader and Acrobat 8.x before 8.3, 9.x before 9.4.5, and 10.x before 10.1 on Windows and Mac OS X allow attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via crafted font data.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13960
https://exchange.xforce.ibmcloud.com/vulnerabilities/68019
http://www.us-cert.gov/cas/techalerts/TA11-166A.html
http://www.securitytracker.com/id?1025658
http://www.securityfocus.com/bid/48248
http://www.kb.cert.org/vuls/id/264729
http://www.adobe.com/support/security/bulletins/apsb11-16.html