Mozilla Firefox before 3.0.12 and Thunderbird allow remote attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via vectors involving double frame construction, related to (1) nsHTMLContentSink.cpp, (2) nsXMLContentSink.cpp, and (3) nsPresShell.cpp, and the nsSubDocumentFrame::Reflow function.
lists.opensuse.org/opensuse-security-announce/2009-07/msg00005.html
lists.opensuse.org/opensuse-security-announce/2009-08/msg00002.html
rhn.redhat.com/errata/RHSA-2009-1162.html
secunia.com/advisories/35914
secunia.com/advisories/35943
secunia.com/advisories/35944
secunia.com/advisories/36005
secunia.com/advisories/36145
sunsolve.sun.com/search/document.do?assetkey=1-26-265068-1
sunsolve.sun.com/search/document.do?assetkey=1-77-1020800.1-1
www.mozilla.org/security/announce/2009/mfsa2009-34.html
www.securityfocus.com/bid/35758
www.vupen.com/english/advisories/2009/1972
www.vupen.com/english/advisories/2009/2152
bugzilla.mozilla.org/show_bug.cgi?id=482578
bugzilla.mozilla.org/show_bug.cgi?id=489050
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10402
www.redhat.com/archives/fedora-package-announce/2009-July/msg01032.html