mirrors/meta-openembedded
1
0
Fork 0
mirror of https://github.com/openembedded/meta-openembedded.git synced 2026-06-14 05:49:57 +00:00
Code Issues Projects Releases Wiki Activity

net-snmp: fix memory leak

Browse Source 
Backport patch [1] to fix memory leak by freeing tclist
[1] https://github.com/net-snmp/net-snmp/commit/4bd0d9a8a2860c2c46307aef5ee1ccc69f7e3b62

Signed-off-by: Jinfeng Wang <jinfeng.wang.cn@windriver.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
This commit is contained in:
Jinfeng Wang
2025-02-20 10:27:18 +08:00
committed by Armin Kuster
parent 178d4ae7c2
commit d0c2a3d383
2 changed files with 41 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
meta-networking/recipes-protocols/net-snmp/net-snmp/0001-unload_all_mibs-fix-memory-leak-by-freeing-tclist.patch
+40
View File
@@ -0,0 +1,40 @@
From 4bd0d9a8a2860c2c46307aef5ee1ccc69f7e3b62 Mon Sep 17 00:00:00 2001
From: JanSoundhouse <jan.sondhauss@wago.com>
Date: Mon, 5 Sep 2022 11:25:58 +0200
Subject: [PATCH] unload_all_mibs: fix memory leak by freeing tclist
tclist is always allocated in netsnmp_init_mib_internals, when doing multiple init_snmp("")/snmp_shutdown("") this memory is never free'd.
Upstream-Status: Backport [https://github.com/net-snmp/net-snmp/commit/4bd0d9a8a2860c2c46307aef5ee1ccc69f7e3b62]
Signed-off-by: Jinfeng Wang <jinfeng.wang.cn@windriver.com>
---
snmplib/parse.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/snmplib/parse.c b/snmplib/parse.c
index b3e2f3ae5c..71bdf75ff8 100644
--- a/snmplib/parse.c
+++ b/snmplib/parse.c
@@ -28,7 +28,7 @@ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.
******************************************************************/
/*
- * Copyright � 2003 Sun Microsystems, Inc. All rights reserved.
+ * Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms specified in the COPYING file
* distributed with the Net-SNMP package.
*/
@@ -4215,7 +4215,8 @@ unload_all_mibs(void)
if (ptc->description)
free(ptc->description);
}
- memset(tclist, 0, tc_alloc * sizeof(struct tc));
+ SNMP_FREE(tclist);
+ tc_alloc = 0;
memset(buckets, 0, sizeof(buckets));
memset(nbuckets, 0, sizeof(nbuckets));
--
2.34.1
meta-networking/recipes-protocols/net-snmp/net-snmp_5.9.3.bb
+1
View File
@@ -27,6 +27,7 @@ SRC_URI = "${SOURCEFORGE_MIRROR}/net-snmp/net-snmp-${PV}.tar.gz \
file://reproducibility-have-printcap.patch \
file://0001-ac_add_search_path.m4-keep-consistent-between-32bit.patch \
file://CVE-2022-44792-CVE-2022-44793.patch \
file://0001-unload_all_mibs-fix-memory-leak-by-freeing-tclist.patch \
"
SRC_URI[sha256sum] = "2097f29b7e1bf3f1300b4bae52fa2308d0bb8d5d3998dbe02f9462a413a2ef0a"