From ea3002bc4d2a3c8ad284041f8a7dd08472c3f5fa Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@gmail.com>
Date: Thu, 11 Apr 2024 09:25:13 +0930
Subject: [PATCH] Segfault in _bfd_delete_bfd with USE_MMAP

Any of the calls to _bfd_delete_bfd in bfd_fopen will hit this.

	* opncls.c (_bfd_delete_bfd): Check for non-NULL xvec before
	accessing flavour.
---
 bfd/opncls.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bfd/opncls.c b/bfd/opncls.c
index 2f8a3a6c919..bc76696dfdb 100644
--- a/bfd/opncls.c
+++ b/bfd/opncls.c
@@ -164,7 +164,8 @@ static void
 _bfd_delete_bfd (bfd *abfd)
 {
 #ifdef USE_MMAP
-  if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
+  if (abfd->xvec
+      && abfd->xvec->flavour == bfd_target_elf_flavour)
     {
       asection *sec;
       for (sec = abfd->sections; sec != NULL; sec = sec->next)
-- 
2.39.5