--- binutils.orig/bfd/dwarf2.c	2019-11-13 11:32:09.395430104 +0000

+++ binutils-2.33.1/bfd/dwarf2.c	2019-11-13 11:33:17.272899503 +0000

@@ -4440,7 +4440,16 @@ _bfd_dwarf2_slurp_debug_info (bfd *abfd,

       for (total_size = 0;

 	   msec;

 	   msec = find_debug_info (debug_bfd, debug_sections, msec))

-	total_size += msec->size;

+       {

+         /* Catch PR25070 testcase overflowing size calculation here.  */

+         if (total_size + msec->size < total_size

+             || total_size + msec->size < msec->size)

+           {

+             bfd_set_error (bfd_error_no_memory);

+             return FALSE;

+           }

+         total_size += msec->size;

+       }

       stash->info_ptr_memory = (bfd_byte *) bfd_malloc (total_size);

       if (stash->info_ptr_memory == NULL)