--- /dev/null
+From b55ec8b676ed05d93ee49d6c79ae0403616c4fb0 Mon Sep 17 00:00:00 2001
+From: Alan Modra <amodra@gmail.com>
+Date: Mon, 9 Oct 2017 13:21:44 +1030
+Subject: [PATCH] PR22212, memory leak in nm
+
+ PR 22212
+ * dwarf2.c (_bfd_dwarf2_cleanup_debug_info): Free
+ funcinfo_hash_table and varinfo_hash_table.
+
+Upstream-Status: Backport
+Affects: <= 2.29.1
+CVE: CVE-2017-15225
+Signed-off-by: Armin Kuster <akuster@mvista.com>
+
+---
+ bfd/ChangeLog | 6 ++++++
+ bfd/dwarf2.c | 4 ++++
+ 2 files changed, 10 insertions(+)
+
+Index: git/bfd/dwarf2.c
+===================================================================
+--- git.orig/bfd/dwarf2.c
++++ git/bfd/dwarf2.c
+@@ -4932,6 +4932,10 @@ _bfd_dwarf2_cleanup_debug_info (bfd *abf
+ }
+ }
+
++ if (stash->funcinfo_hash_table)
++ bfd_hash_table_free (&stash->funcinfo_hash_table->base);
++ if (stash->varinfo_hash_table)
++ bfd_hash_table_free (&stash->varinfo_hash_table->base);
+ if (stash->dwarf_abbrev_buffer)
+ free (stash->dwarf_abbrev_buffer);
+ if (stash->dwarf_line_buffer)
+Index: git/bfd/ChangeLog
+===================================================================
+--- git.orig/bfd/ChangeLog
++++ git/bfd/ChangeLog
+@@ -1,3 +1,9 @@
++2017-10-09 Alan Modra <amodra@gmail.com>
++
++ PR 22212
++ * dwarf2.c (_bfd_dwarf2_cleanup_debug_info): Free
++ funcinfo_hash_table and varinfo_hash_table.
++
+ 2017-09-24 Alan Modra <amodra@gmail.com>
+
+ PR 22186