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binutils: Fix CVE-2022-47008

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(From OE-Core rev: 3a299d1610bf085790017569de090b0a41cf809b)

Signed-off-by: Deepthi Hemraj <Deepthi.Hemraj@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Deepthi Hemraj
2023-10-16 04:27:51 -07:00
committed by Steve Sakoman
parent 4b721dc5c8
commit bdcc4c9909
2 changed files with 68 additions and 0 deletions
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1
meta/recipes-devtools/binutils/binutils-2.38.inc
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@@ -56,6 +56,7 @@ SRC_URI = "\
file://0023-CVE-2023-25585.patch \
file://0026-CVE-2023-1972.patch \
file://0025-CVE-2023-25588.patch \
file://0027-CVE-2022-47008.patch \
file://0029-CVE-2022-48065-1.patch \
file://0029-CVE-2022-48065-2.patch \
file://0029-CVE-2022-48065-3.patch \

67
meta/recipes-devtools/binutils/binutils/0027-CVE-2022-47008.patch Normal file
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@@ -0,0 +1,67 @@
From: Alan Modra <amodra@gmail.com>
Date: Thu, 16 Jun 2022 23:43:38 +0000 (+0930)
Subject: PR29255, memory leak in make_tempdir
X-Git-Tag: binutils-2_39~236
X-Git-Url: https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=d6e1d48c83b165c129cb0aa78905f7ca80a1f682
PR29255, memory leak in make_tempdir
PR 29255
* bucomm.c (make_tempdir, make_tempname): Free template on all
failure paths.
Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=d6e1d48c83b165c129cb0aa78905f7ca80a1f682]
CVE: CVE-2022-47008
Signed-off-by: Deepthi Hemraj <Deepthi.Hemraj@windriver.com>
---
diff --git a/binutils/bucomm.c b/binutils/bucomm.c
index fdc2209df9c..4395cb9f7f5 100644
--- a/binutils/bucomm.c
+++ b/binutils/bucomm.c
@@ -537,8 +537,9 @@ make_tempname (const char *filename, int *ofd)
#else
tmpname = mktemp (tmpname);
if (tmpname == NULL)
- return NULL;
- fd = open (tmpname, O_RDWR | O_CREAT | O_EXCL, 0600);
+ fd = -1;
+ else
+ fd = open (tmpname, O_RDWR | O_CREAT | O_EXCL, 0600);
#endif
if (fd == -1)
{
@@ -556,22 +557,23 @@ char *
make_tempdir (const char *filename)
{
char *tmpname = template_in_dir (filename);
+ char *ret;
#ifdef HAVE_MKDTEMP
- return mkdtemp (tmpname);
+ ret = mkdtemp (tmpname);
#else
- tmpname = mktemp (tmpname);
- if (tmpname == NULL)
- return NULL;
+ ret = mktemp (tmpname);
#if defined (_WIN32) && !defined (__CYGWIN32__)
if (mkdir (tmpname) != 0)
- return NULL;
+ ret = NULL;
#else
if (mkdir (tmpname, 0700) != 0)
- return NULL;
+ ret = NULL;
#endif
- return tmpname;
#endif
+ if (ret == NULL)
+ free (tmpname);
+ return ret;
}
/* Parse a string into a VMA, with a fatal error if it can't be