HIGH
Stack-based buffer overflow in CoolType.dll in Adobe Reader and Acrobat 9.x before 9.4, and 8.x before 8.2.5 on Windows and Mac OS X, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a PDF document with a long field in a Smart INdependent Glyphlets (SING) table in a TTF font, as exploited in the wild in September 2010. NOTE: some of these details are obtained from third party information.
http://blog.metasploit.com/2010/09/return-of-unpublished-adobe.html
http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00006.html
http://secunia.com/advisories/41340
http://secunia.com/advisories/43025
http://security.gentoo.org/glsa/glsa-201101-08.xml
http://www.adobe.com/support/security/advisories/apsa10-02.html
http://www.adobe.com/support/security/bulletins/apsb10-21.html
http://www.kb.cert.org/vuls/id/491991
http://www.redhat.com/support/errata/RHSA-2010-0743.html
http://www.securityfocus.com/bid/43057
http://www.turbolinux.co.jp/security/2011/TLSA-2011-2j.txt
http://www.us-cert.gov/cas/techalerts/TA10-279A.html
http://www.vupen.com/english/advisories/2010/2331
http://www.vupen.com/english/advisories/2011/0191
http://www.vupen.com/english/advisories/2011/0344
https://exchange.xforce.ibmcloud.com/vulnerabilities/61635
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11586