CVE-2010-3821 Information

Description

WebKit in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows and before 4.1.3 on Mac OS X 10.4 does not properly handle the :first-letter pseudo-element in a Cascading Style Sheets (CSS) token sequence which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

Reference

http://lists.apple.com/archives/security-announce/2010//Nov/msg00002.html http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html http://secunia.com/advisories/42314 http://secunia.com/advisories/43068 http://support.apple.com/kb/HT4455 http://support.apple.com/kb/HT4456 http://www.vupen.com/english/advisories/2010/3046 http://www.vupen.com/english/advisories/2011/0212 https://exchange.xforce.ibmcloud.com/vulnerabilities/63360 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A12216