blob: ddb564bc8c0c3a58d3bc656cacb9839f326387c9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
From 0ebc886149c22aceaf8ed74267821a59ca9d03eb Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@gmail.com>
Date: Fri, 17 Jun 2022 09:00:41 +0930
Subject: [PATCH] PR29254, memory leak in stab_demangle_v3_arg
PR 29254
* stabs.c (stab_demangle_v3_arg): Free dt on failure path.
Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=0ebc886149c22aceaf8ed74267821a59ca9d03eb]
CVE: CVE-2022-47007
Signed-off-by: Virendra Thakur <virendrak@kpit.com>
Comment: Patch refreshed based on codebase.
---
binutils/stabs.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/binutils/stabs.c b/binutils/stabs.c
index 2b5241637c1..796ff85b86a 100644
--- a/binutils/stabs.c
+++ b/binutils/stabs.c
@@ -5476,7 +5476,10 @@
dc->u.s_binary.right,
&varargs);
if (pargs == NULL)
- return NULL;
+ {
+ free (dt);
+ return NULL;
+ }
return debug_make_function_type (dhandle, dt, pargs, varargs);
}
|
