gtkhtml before 1.1.10, as used in Evolution, allows remote attackers to cause a denial of service (crash) via a malformed message that causes a null pointer dereference.Referenceshttp://www.mandriva.com/security/advisories?name=MDKSA-2003:093http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000737https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A148http://www.debian.org/security/2005/dsa-710http://www.redhat.com/support/errata/RHSA-2003-264.html