From f8f4b8769fbbd4fd52d2854c912b5d298ff8f8fb Mon Sep 17 00:00:00 2001 From: Hans Dedecker Date: Mon, 15 May 2017 15:58:46 +0200 Subject: [PATCH] config: limit ra_retranstime to 60000 Limit the maximum ra_retranstime value to 60000 milliseconds as described in RFC7048. Signed-off-by: Hans Dedecker --- src/config.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/config.c b/src/config.c index 9348985..979603c 100644 --- a/src/config.c +++ b/src/config.c @@ -608,8 +608,11 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr goto err; } - if ((c = tb[IFACE_ATTR_RA_RETRANSTIME])) + if ((c = tb[IFACE_ATTR_RA_RETRANSTIME])) { iface->ra_retranstime = blobmsg_get_u32(c); + if (iface->ra_retranstime > 60000) + goto err; + } if ((c = tb[IFACE_ATTR_RA_HOPLIMIT])) { iface->ra_hoplimit = blobmsg_get_u32(c); -- 2.11.0