The CCITTFax decoding filter in Ghostscript 8.60, 8.61, and possibly other versions, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted PDF file that triggers a buffer underflow in the cf_decode_2d function.
lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html
secunia.com/advisories/34726
secunia.com/advisories/34729
secunia.com/advisories/34732
secunia.com/advisories/35416
secunia.com/advisories/35559
secunia.com/advisories/35569
sunsolve.sun.com/search/document.do?assetkey=1-26-262288-1
support.avaya.com/elmodocs2/security/ASA-2009-155.htm
wiki.rpath.com/Advisories:rPSA-2009-0060
www.mail-archive.com/fedora-package-announce%40redhat.com/msg11830.html
www.mandriva.com/security/advisories?name=MDVSA-2009:095
www.mandriva.com/security/advisories?name=MDVSA-2009:096
www.openwall.com/lists/oss-security/2009/04/01/10
www.redhat.com/support/errata/RHSA-2009-0420.html
www.redhat.com/support/errata/RHSA-2009-0421.html
www.securityfocus.com/archive/1/502757/100/0/threaded
www.securityfocus.com/bid/34337
www.vupen.com/english/advisories/2009/1708
bugzilla.redhat.com/show_bug.cgi?id=229174
bugzilla.redhat.com/show_bug.cgi?id=493442
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9507
usn.ubuntu.com/757-1/