Use-after-free vulnerability in the Cascading Style Sheets (CSS) implementation in Google Chrome before 19.0.1084.52 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the :first-letter pseudo-element.
code.google.com/p/chromium/issues/detail?id=120912
googlechromereleases.blogspot.com/2012/05/stable-channel-update_23.html
lists.apple.com/archives/security-announce/2012/Sep/msg00001.html
lists.apple.com/archives/security-announce/2012/Sep/msg00003.html
lists.apple.com/archives/security-announce/2012/Sep/msg00005.html
osvdb.org/82242
secunia.com/advisories/49277
secunia.com/advisories/49306
security.gentoo.org/glsa/glsa-201205-04.xml
support.apple.com/kb/HT5485
support.apple.com/kb/HT5502
support.apple.com/kb/HT5503
www.securityfocus.com/bid/53679
www.securitytracker.com/id?1027098
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15535