cups is vulnerable to denial of service. It was discovered that the Red Hat Security Advisory RHSA-2009:1595 did not fully correct the use-after-free flaw in the way CUPS handled references in its file descriptors-handling interface. A remote attacker could send specially-crafted queries to the CUPS server, causing it to crash.
cups.org/articles.php?L596
cups.org/str.php?L3490
lists.apple.com/archives/security-announce/2010//Jun/msg00001.html
lists.fedoraproject.org/pipermail/package-announce/2010-March/037174.html
secunia.com/advisories/38785
secunia.com/advisories/38927
secunia.com/advisories/38979
secunia.com/advisories/40220
security.gentoo.org/glsa/glsa-201207-10.xml
support.apple.com/kb/HT4188
www.mandriva.com/security/advisories?name=MDVSA-2010:073
www.redhat.com/security/updates/classification/#moderate
www.securityfocus.com/bid/38510
www.securitytracker.com/id?1024124
www.ubuntu.com/usn/USN-906-1
www.vupen.com/english/advisories/2010/1481
access.redhat.com/errata/RHSA-2010:0129
bugzilla.redhat.com/show_bug.cgi?id=557775
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11216
rhn.redhat.com/errata/RHSA-2010-0129.html