Memory leaks and ineffective bounds checking in wasm_scan

[deliverable/binutils-gdb.git] / bfd / peicode.h

diff --git a/bfd/peicode.h b/bfd/peicode.h
index 1e2b104430235b8e0b8ae62fa720e90a1a83c665..ed0c544d856581635af37eb9b12a0c15fdca291f 100644 (file)
--- a/bfd/peicode.h
+++ b/bfd/peicode.h
@@ -1,5 +1,5 @@
 /* Support for the generic parts of PE/PEI, for BFD.
-   Copyright (C) 1995-2019 Free Software Foundation, Inc.
+   Copyright (C) 1995-2020 Free Software Foundation, Inc.
    Written by Cygnus Solutions.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -271,6 +271,24 @@ pe_mkobject (bfd * abfd)
   /* in_reloc_p is architecture dependent.  */
   pe->in_reloc_p = in_reloc_p;
 
+  /* Default DOS message string.  */
+  pe->dos_message[0]  = 0x0eba1f0e;
+  pe->dos_message[1]  = 0xcd09b400;
+  pe->dos_message[2]  = 0x4c01b821;
+  pe->dos_message[3]  = 0x685421cd;
+  pe->dos_message[4]  = 0x70207369;
+  pe->dos_message[5]  = 0x72676f72;
+  pe->dos_message[6]  = 0x63206d61;
+  pe->dos_message[7]  = 0x6f6e6e61;
+  pe->dos_message[8]  = 0x65622074;
+  pe->dos_message[9]  = 0x6e757220;
+  pe->dos_message[10] = 0x206e6920;
+  pe->dos_message[11] = 0x20534f44;
+  pe->dos_message[12] = 0x65646f6d;
+  pe->dos_message[13] = 0x0a0d0d2e;
+  pe->dos_message[14] = 0x24;
+  pe->dos_message[15] = 0x0;
+
   memset (& pe->pe_opthdr, 0, sizeof pe->pe_opthdr);
   return TRUE;
 }
@@ -325,6 +343,9 @@ pe_mkobject_hook (bfd * abfd,
     coff_data (abfd) ->flags = 0;
 #endif
 
+  memcpy (pe->dos_message, internal_f->pe.dos_message,
+         sizeof (pe->dos_message));
+
   return (void *) pe;
 }
 
@@ -1375,6 +1396,8 @@ pe_bfd_read_buildid (bfd *abfd)
          break;
        }
     }
+
+  free (data);
 }
 
 static const bfd_target *
@@ -1456,6 +1479,9 @@ pe_bfd_object_p (bfd * abfd)
       return NULL;
     }
 
+  memcpy (internal_f.pe.dos_message, dos_hdr.dos_message,
+         sizeof (internal_f.pe.dos_message));
+
   /* Read the optional header, which has variable size.  */
   opt_hdr_size = internal_f.f_opthdr;