binutils/backport-CVE-2022-47011.patch

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From d88510a426e0c310ecfe9955837fdbc9fdc6aa51 Mon Sep 17 00:00:00 2001
From: liningjie <liningjie@xfusion.com>
Date: Tue, 15 Aug 2023 02:56:30 +0800
Subject: [PATCH] PR29261, memory leak in parse_stab_struct_fields
PR 29261
* stabs.c (parse_stab_struct_fields): Free "fields" on failure path.
---
binutils/stabs.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/binutils/stabs.c b/binutils/stabs.c
index 395ed52d..207dc52f 100644
--- a/binutils/stabs.c
+++ b/binutils/stabs.c
@@ -2368,7 +2368,10 @@ parse_stab_struct_fields (void * dhandle,
if (! parse_stab_one_struct_field (dhandle, info, pp, p, fields + c,
staticsp, p_end))
- return FALSE;
+ {
+ free (fields);
+ return FALSE;
+ }
++c;
}
--
2.33.0