Use-after-free vulnerability in Google Chrome before 19.0.1084.46 on Linux allows remote attackers to cause a denial of service or possibly have unspecified other impact by leveraging an error in the GTK implementation of the omnibox.
http://code.google.com/p/chromium/issues/detail?id=123530
http://googlechromereleases.blogspot.com/2012/05/stable-channel-update.html
http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00017.html
http://security.gentoo.org/glsa/glsa-201205-03.xml