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XCOFF sanity check
authorAlan Modra <amodra@gmail.com>
Fri, 24 Mar 2023 23:13:40 +0000 (09:43 +1030)
committerAlan Modra <amodra@gmail.com>
Mon, 27 Mar 2023 11:28:46 +0000 (21:58 +1030)
* coffcode.h (coff_pointerize_aux_hook): Sanity check
x_csect.x_scnlen against raw_syment_count.

bfd/coffcode.h patch | blob | history

diff --git a/bfd/coffcode.h b/bfd/coffcode.h
index 7a4c409a75630014ed273eec44cee348e980c5a8..bf55d83530d8fa0867265e11472f7c97226ca7ea 100644 (file)
--- a/bfd/coffcode.h
+++ b/bfd/coffcode.h
@@ -2462,7 +2462,8 @@ coff_pointerize_aux_hook (bfd *abfd ATTRIBUTE_UNUSED,
       && indaux + 1 == symbol->u.syment.n_numaux)
     {
       BFD_ASSERT (! aux->is_sym);
-      if (SMTYP_SMTYP (aux->u.auxent.x_csect.x_smtyp) == XTY_LD)
+      if (SMTYP_SMTYP (aux->u.auxent.x_csect.x_smtyp) == XTY_LD
+         && (bfd_vma) aux->u.auxent.x_csect.x_scnlen.l < obj_raw_syment_count (abfd))
        {
          aux->u.auxent.x_csect.x_scnlen.p =
            table_base + aux->u.auxent.x_csect.x_scnlen.l;