Fix memory access violations exposed by running strip on fuzzed binaries.

[deliverable/binutils-gdb.git] / bfd / elf32-ip2k.c

diff --git a/bfd/elf32-ip2k.c b/bfd/elf32-ip2k.c
index 79e1eccf38a1a069ea4c9a4ad089b6c01685269b..755da57811b9157ca8378d7db99582f74063220a 100644 (file)
--- a/bfd/elf32-ip2k.c
+++ b/bfd/elf32-ip2k.c
@@ -1,5 +1,5 @@
 /* Ubicom IP2xxx specific support for 32-bit ELF
-   Copyright (C) 2000-2014 Free Software Foundation, Inc.
+   Copyright (C) 2000-2015 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -1239,6 +1239,11 @@ ip2k_info_to_howto_rela (bfd * abfd ATTRIBUTE_UNUSED,
   unsigned int r_type;
 
   r_type = ELF32_R_TYPE (dst->r_info);
+  if (r_type >= (unsigned int) R_IP2K_max)
+    {
+      _bfd_error_handler (_("%A: invalid IP2K reloc number: %d"), abfd, r_type);
+      r_type = 0;
+    }
   cache_ptr->howto = & ip2k_elf_howto_table [r_type];
 }