RedHat Security Advisory – New GtkHTML packages have been released that fix a vulnerability discovered by Alan Cox. The problem discovered allowed certain malformed messages to cause the Evolution mail component to crash due to a null pointer dereference in the GtkHTML library.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/31608/rhsa-2003-264.gtk
Source: https://packetstormsecurity.com/files/31608/rhsa-2003-264.gtk.html