fix aarch64 cmdstager

Author: timwr

lib/msf/util/exe.rb

@@ -1122,7 +1122,7 @@ def self.to_linux_x64_elf_dll(framework, code, opts = {})
     to_exe_elf(framework, opts, "template_x64_linux_dll.bin", code)
   end
 
-  # self.to_linux_mipsle_elf
+  # self.to_linux_armle_elf
   #
   # @param framework [Msf::Framework]
   # @param code       [String]
@@ -1133,6 +1133,17 @@ def self.to_linux_armle_elf(framework, code, opts = {})
     to_exe_elf(framework, opts, "template_armle_linux.bin", code)
   end
 
+  # self.to_linux_aarch64_elf
+  #
+  # @param framework [Msf::Framework]
+  # @param code       [String]
+  # @param opts       [Hash]
+  # @option           [String] :template
+  # @return           [String] Returns an elf
+  def self.to_linux_aarch64_elf(framework, code, opts = {})
+    to_exe_elf(framework, opts, "template_aarch64_linux.bin", code)
+  end
+
   # self.to_linux_mipsle_elf
   # Little Endian
   # @param framework [Msf::Framework]