CVE 2010-1199
Integer overflow in the XSLT node sorting implementation in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allows remote attackers to execute arbitrary code via a large text value for a node.
See the 
CVE page on Mitre.org
for more details.
