From: Donald Sharp <sharpd@cumulusnetworks.com>
Date: Thu, 27 Oct 2016 22:16:47 +0000 (-0400)
Subject: pimd: Fix possible crash using 'struct pim_nexthop'
X-Git-Tag: frr-3.0-branchpoint~64^2~10^2~160
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=580d76126660144a0ccf05b0b5cb3736b49aecce;p=mirror%2Ffrr.git

pimd: Fix possible crash using 'struct pim_nexthop'

When passing in a nexthop data structure to nexthop_lookup
ensure that it is zero'ed out.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
---

diff --git a/pimd/pim_cmd.c b/pimd/pim_cmd.c
index d11c2f21f4..36ec541cea 100644
--- a/pimd/pim_cmd.c
+++ b/pimd/pim_cmd.c
@@ -3238,6 +3238,7 @@ DEFUN (show_ip_rib,
   char nexthop_addr_str[PREFIX_STRLEN];
   int result;
 
+  memset (&nexthop, 0, sizeof (nexthop));
   addr_str = argv[idx_ipv4]->arg;
   result = inet_pton(AF_INET, addr_str, &addr);
   if (result <= 0) {