OBS-URL: https://build.opensuse.org/package/show/security:netfilter/libnftnl?expand=0&rev=30
30 lines
1.0 KiB
Diff
30 lines
1.0 KiB
Diff
From: Jan Engelhardt <jengelh@inai.de>
|
|
Date: 2017-10-13 02:43:06.480980575 +0200
|
|
X-Upstream: reported
|
|
|
|
resolve a potential buffer overflow when i > 9
|
|
[reg->len > 36].
|
|
|
|
|
|
expr/data_reg.c:69:27: warning: '%d' directive writing between 1 and
|
|
10 bytes into a region of size 2 [-Wformat-overflow=]
|
|
sprintf(node_name, "data%d", i);
|
|
|
|
---
|
|
src/expr/data_reg.c | 2 +-
|
|
1 file changed, 1 insertion(+), 1 deletion(-)
|
|
|
|
Index: libnftnl-1.0.9/src/expr/data_reg.c
|
|
===================================================================
|
|
--- libnftnl-1.0.9.orig/src/expr/data_reg.c
|
|
+++ libnftnl-1.0.9/src/expr/data_reg.c
|
|
@@ -59,7 +59,7 @@ static int nftnl_data_reg_verdict_json_p
|
|
static int nftnl_data_reg_value_json_parse(union nftnl_data_reg *reg, json_t *data,
|
|
struct nftnl_parse_err *err)
|
|
{
|
|
- char node_name[8] = {}; /* strlen("data256") + 1 == 8 */
|
|
+ char node_name[16] = {}; /* strlen("data256") + 1 == 8 */
|
|
int ret, remain = sizeof(node_name), offset = 0, i;
|
|
|
|
if (nftnl_jansson_parse_val(data, "len", NFTNL_TYPE_U8, ®->len, err) < 0)
|