The International Components for Unicode (ICU) library in Apple Mac OS X before 10.5.3, Red Hat Enterprise Linux 5, and other operating systems omits some invalid character sequences during conversion of some character encodings, which might allow remote attackers to conduct cross-site scripting (XSS) attacks.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10824
https://exchange.xforce.ibmcloud.com/vulnerabilities/42717
http://www.vupen.com/english/advisories/2008/1697
http://www.us-cert.gov/cas/techalerts/TA08-150A.html
http://www.ubuntu.com/usn/USN-747-1
http://www.securityfocus.com/bid/29488
http://www.securityfocus.com/bid/29412
http://www.redhat.com/support/errata/RHSA-2009-0296.html
http://www.debian.org/security/2009/dsa-1762
http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0064
http://securitytracker.com/id?1020139
http://secunia.com/advisories/34777
http://secunia.com/advisories/34290
http://secunia.com/advisories/30430
http://lists.apple.com/archives/security-announce/2008//May/msg00001.html