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| author | Jafar Al-Gharaibeh <Jafaral@users.noreply.github.com> | 2019-12-22 12:45:00 -0600 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-12-22 12:45:00 -0600 |
| commit | 1a457dcffd5876beee6d5a7d2da9cf335d305ab8 (patch) | |
| tree | fba803c003f685917fd5ce736a3ba28528beb35b /pimd/pim_mroute.c | |
| parent | 959abfc76eed9bad28f3fa6925e685990befbff8 (diff) | |
| parent | f08e6750740b1152fc140868213f66aa79e1d00a (diff) | |
Merge pull request #5584 from qlyoung/pim-fix-iph-trust
pimd: readd iph length checks
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) { |