Land rapid7#6231

Author: jhart-r7

lib/msf/util/exe.rb

@@ -992,6 +992,11 @@ def self.to_linux_x86_elf(framework, code, opts = {})
     if default
       elf = to_exe_elf(framework, opts, "template_x86_linux.bin", code)
     else
+      # Use set_template_default to normalize the :template key. It will just end up doing
+      # opts[:template] = File.join(opts[:template_path], opts[:template])
+      # for us, check if the file exists.
+      set_template_default(opts, 'template_x86_linux.bin')
+
       # If this isn't our normal template, we have to do some fancy
       # header patching to mark the .text section rwx before putting our
       # payload into the entry point.