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-rw-r--r--bfd/ChangeLog6
-rw-r--r--bfd/coffgen.c3
2 files changed, 8 insertions, 1 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 83532c0f..9566198 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2018-01-29 Alan Modra <amodra@gmail.com>
+
+ PR 22741
+ * coffgen.c (coff_pointerize_aux): Ensure auxent tagndx is in
+ range before converting to a symbol table pointer.
+
2018-01-27 Nick Clifton <nickc@redhat.com>
* po/ru.po: Updated Russian translation.
diff --git a/bfd/coffgen.c b/bfd/coffgen.c
index b241087..4f90ead 100644
--- a/bfd/coffgen.c
+++ b/bfd/coffgen.c
@@ -1555,7 +1555,8 @@ coff_pointerize_aux (bfd *abfd,
}
/* A negative tagndx is meaningless, but the SCO 3.2v4 cc can
generate one, so we must be careful to ignore it. */
- if (auxent->u.auxent.x_sym.x_tagndx.l > 0)
+ if ((unsigned long) auxent->u.auxent.x_sym.x_tagndx.l
+ < obj_raw_syment_count (abfd))
{
auxent->u.auxent.x_sym.x_tagndx.p =
table_base + auxent->u.auxent.x_sym.x_tagndx.l;