Adobe Reader 7 and Acrobat 7 before 7.1.3, Adobe Reader 8 and Acrobat 8 before 8.1.6, and Adobe Reader 9 and Acrobat 9 before 9.1.2 allow attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a PDF document with a crafted TrueType font.
http://www.vupen.com/english/advisories/2009/1547
http://www.us-cert.gov/cas/techalerts/TA09-161A.html
http://www.securityfocus.com/bid/35296
http://www.securityfocus.com/bid/35274
http://www.securityfocus.com/archive/1/504239/100/0/threaded
http://www.redhat.com/support/errata/RHSA-2009-1109.html
http://www.fortiguardcenter.com/advisory/FGA-2009-25.html
http://www.adobe.com/support/security/bulletins/apsb09-07.html
http://securitytracker.com/id?1022361
http://security.gentoo.org/glsa/glsa-200907-06.xml
http://secunia.com/advisories/35734
http://secunia.com/advisories/35685
http://secunia.com/advisories/35655
http://secunia.com/advisories/35496
http://secunia.com/advisories/34580
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00000.html