diff mbox series

[1/1] openvswitch: fix infoleak in conntrack

Message ID 1592273581-31338-1-git-send-email-wangxidong_97@163.com
State New
Headers show
Series [1/1] openvswitch: fix infoleak in conntrack | expand

Commit Message

Xidong Wang June 16, 2020, 2:13 a.m. UTC 
From: xidongwang <wangxidong_97@163.com>

The stack object “zone_limit” has 3 members. In function
ovs_ct_limit_get_default_limit(), the member "count" is
not initialized and sent out via “nla_put_nohdr”.

Signed-off-by: xidongwang <wangxidong_97@163.com>
---
 net/openvswitch/conntrack.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index 4340f25..1b7820a 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -2020,6 +2020,7 @@  static int ovs_ct_limit_get_default_limit(struct ovs_ct_limit_info *info,
 {
 	struct ovs_zone_limit zone_limit;
 	int err;
+	memset(&zone_limit, 0, sizeof(zone_limit));
 
 	zone_limit.zone_id = OVS_ZONE_LIMIT_DEFAULT_ZONE;
 	zone_limit.limit = info->default_limit;