diff options
Diffstat (limited to 'pimd/pim_mroute.c')
| -rw-r--r-- | pimd/pim_mroute.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/pimd/pim_mroute.c b/pimd/pim_mroute.c index 1fe2289a8e..3459abbc19 100644 --- a/pimd/pim_mroute.c +++ b/pimd/pim_mroute.c @@ -590,6 +590,9 @@ static int pim_mroute_msg(struct pim_instance *pim, const char *buf, struct in_addr ifaddr; struct igmp_sock *igmp; + if (buf_size < (int)sizeof(struct ip)) + return 0; + ip_hdr = (const struct ip *)buf; if (ip_hdr->ip_p == IPPROTO_IGMP) { |