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From 0d02e70b197c786f26175b9a73f94e01d14abdab Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@gmail.com>
Date: Mon, 20 Jun 2022 10:39:31 +0930
Subject: [PATCH] PR29262, memory leak in pr_function_type
PR 29262
* prdbg.c (pr_function_type): Free "s" on failure path.
Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=0d02e70b197c786f26175b9a73f94e01d14abdab]
CVE: CVE-2022-47010
Signed-off-by: Virendra Thakur <virendrak@kpit.com>
Comment: Patch refreshed based on codebase.
---
binutils/prdbg.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/binutils/prdbg.c b/binutils/prdbg.c
index c1e41628d26..bb42a5b6c2d 100644
--- a/binutils/prdbg.c
+++ b/binutils/prdbg.c
@@ -778,12 +778,9 @@
strcat (s, ")");
- if (! substitute_type (info, s))
- return FALSE;
-
+ bfd_boolean ret = substitute_type (info, s);
free (s);
-
- return TRUE;
+ return ret;
}
/* Turn the top type on the stack into a reference to that type. */
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