binutils: Fix CVE-2022-47007

(From OE-Core rev: 3f335913bbbabf48db1749d197c3bfaac9fb7236)

Signed-off-by: Deepthi Hemraj <Deepthi.Hemraj@windriver.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Deepthi Hemraj
2023-11-21 03:51:13 -08:00
committed by Richard Purdie
parent 97170cf8ea
commit b7f0164393
2 changed files with 36 additions and 0 deletions

View File

@@ -34,5 +34,6 @@ SRC_URI = "\
file://0013-Define-alignof-using-_Alignof-when-using-C11-or-newe.patch \
file://0014-Remove-duplicate-pe-dll.o-entry-deom-targ_extra_ofil.patch \
file://0015-gprofng-Fix-build-with-64bit-file-offset-on-32bit-ma.patch \
file://0016-CVE-2022-47007.patch \
"
S = "${WORKDIR}/git"

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@@ -0,0 +1,35 @@
From: Alan Modra <amodra@gmail.com>
Date: Thu, 16 Jun 2022 23:30:41 +0000 (+0930)
Subject: PR29254, memory leak in stab_demangle_v3_arg
X-Git-Tag: binutils-2_39~237
X-Git-Url: https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=0ebc886149c22aceaf8ed74267821a59ca9d03eb
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: Deepthi Hemraj <Deepthi.Hemraj@windriver.com>
---
diff --git a/binutils/stabs.c b/binutils/stabs.c
index 2b5241637c1..796ff85b86a 100644
--- a/binutils/stabs.c
+++ b/binutils/stabs.c
@@ -5467,7 +5467,10 @@ stab_demangle_v3_arg (void *dhandle, struct stab_handle *info,
dc->u.s_binary.right,
&varargs);
if (pargs == NULL)
- return NULL;
+ {
+ free (dt);
+ return NULL;
+ }
return debug_make_function_type (dhandle, dt, pargs, varargs);
}