Crash with "Gtk-ERROR **: Byte index 6 is off the end of the line"

This issue was migrated from bug 5374 in our old bug tracker.

Original bug information:

Reporter: Alexander Koeppe
Status: RESOLVED FIXED
Product: Wireshark
Component: GTK+ UI
OS: All
Platform: Other
Version: Git

Attachments:

gtk_error.patch: Patch that fixes overflowing highlighting of data