The JBIG2 decoder in Xpdf 3.02pl2 and earlier, CUPS 1.3.9 and earlier, and other products allows remote attackers to cause a denial of service (crash) via a crafted PDF file that triggers a free of uninitialized memory.
https://www.redhat.com/archives/fedora-package-announce/2009-June/msg01291.html
https://www.redhat.com/archives/fedora-package-announce/2009-June/msg01277.html
https://www.redhat.com/archives/fedora-package-announce/2009-July/msg00567.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9778
https://bugzilla.redhat.com/show_bug.cgi?id=490625
http://www.vupen.com/english/advisories/2010/1040
http://www.vupen.com/english/advisories/2009/1077
http://www.vupen.com/english/advisories/2009/1066
http://www.vupen.com/english/advisories/2009/1065
http://www.securitytracker.com/id?1022073
http://www.securityfocus.com/bid/34568
http://www.securityfocus.com/archive/1/502750/100/0/threaded
http://www.redhat.com/support/errata/RHSA-2009-0480.html
http://www.redhat.com/support/errata/RHSA-2009-0431.html
http://www.redhat.com/support/errata/RHSA-2009-0430.html
http://www.redhat.com/support/errata/RHSA-2009-0429.html
http://www.mandriva.com/security/advisories?name=MDVSA-2010:087
http://www.mandriva.com/security/advisories?name=MDVSA-2009:101
http://www.debian.org/security/2009/dsa-1793
http://www.debian.org/security/2009/dsa-1790
http://wiki.rpath.com/Advisories:rPSA-2009-0061
http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.578477
http://security.gentoo.org/glsa/glsa-200904-20.xml
http://secunia.com/advisories/35685
http://secunia.com/advisories/35618
http://secunia.com/advisories/35065
http://secunia.com/advisories/35064
http://secunia.com/advisories/35037
http://secunia.com/advisories/34991
http://secunia.com/advisories/34963
http://secunia.com/advisories/34959
http://secunia.com/advisories/34852
http://secunia.com/advisories/34756
http://secunia.com/advisories/34755
http://secunia.com/advisories/34481
http://secunia.com/advisories/34291
http://rhn.redhat.com/errata/RHSA-2009-0458.html
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00011.html