ipp.c in cupsd in CUPS 1.4.4 and earlier does not properly allocate memory for attribute values with invalid string data types, which allows remote attackers to cause a denial of service (use-after-free and application crash) or possibly execute arbitrary code via a crafted IPP request.
http://blogs.sun.com/security/entry/multiple_vulnerabilities_in_mozilla_firefox
http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050977.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051277.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051301.html
http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html
http://rhn.redhat.com/errata/RHSA-2010-0811.html
http://secunia.com/advisories/42287
http://secunia.com/advisories/42867
http://secunia.com/advisories/43521
http://security.gentoo.org/glsa/glsa-201207-10.xml
http://securitytracker.com/id?1024662
http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.468323
http://support.apple.com/kb/HT4435
http://www.debian.org/security/2011/dsa-2176
http://www.mandriva.com/security/advisories?name=MDVSA-2010:232
http://www.mandriva.com/security/advisories?name=MDVSA-2010:233
http://www.mandriva.com/security/advisories?name=MDVSA-2010:234
http://www.redhat.com/support/errata/RHSA-2010-0866.html
http://www.securityfocus.com/bid/44530
http://www.ubuntu.com/usn/USN-1012-1
http://www.vupen.com/english/advisories/2010/2856
http://www.vupen.com/english/advisories/2010/3042
http://www.vupen.com/english/advisories/2010/3088
http://www.vupen.com/english/advisories/2011/0061
http://www.vupen.com/english/advisories/2011/0535