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authorRenato Westphal <renato@opensourcerouting.org>2017-05-03 23:49:50 -0300
committerRenato Westphal <renato@opensourcerouting.org>2017-05-04 14:39:58 -0300
commit313605cb92d0d7815eb1f5d7057e455c94e91c96 (patch)
treec1d9a93662bf1848321faf3807916d4f99e33155 /zebra/zebra_vty.c
parent3c6f31c006e1584df847bbbcef64fdb4a38295ed (diff)
*: fix a bunch of segfaults detected by a CLI fuzzer
This patch fixes the following segfaults: zebra aborted: vtysh -c "show ipv6 mroute" zebra aborted: vtysh -c "configure terminal" -c "debug zebra kernel msgdump" zebra aborted: vtysh -c "configure terminal" -c "interface eth99" -c "link-params" -c "no packet-loss" zebra aborted: vtysh -c "configure terminal" -c "interface eth99" -c "link-params" -c "no metric" zebra aborted: vtysh -c "configure terminal" -c "interface eth99" -c "link-params" -c "no ava-bw" zebra aborted: vtysh -c "configure terminal" -c "interface eth99" -c "link-params" -c "no res-bw" zebra aborted: vtysh -c "configure terminal" -c "interface eth99" -c "link-params" -c "no use-bw" ospfd aborted: vtysh -c "configure terminal" -c "router ospf" -c "area 1.1.1.1 nssa" ospfd aborted: vtysh -c "configure terminal" -c "router ospf" -c "area 4294967295 nssa" pimd aborted: vtysh -c "show ip msdp sa 1.1.1.1" pimd aborted: vtysh -c "configure terminal" -c "ip ssmpingd" pimd aborted: vtysh -c "configure terminal" -c "no ip ssmpingd" pimd aborted: vtysh -c "configure terminal" -c "no ip msdp mesh-group WORD source" pimd aborted: vtysh -c "configure terminal" -c "interface eth99" -c "ip pim hello 180" bgpd aborted: vtysh -c "show bgp l2vpn evpn rd 1:1" bgpd aborted: vtysh -c "clear vnc nve un *" bgpd aborted: vtysh -c "clear vnc nve un 1.1.1.1" bgpd aborted: vtysh -c "clear vnc nve un 2001:db8::1" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 1.1.1.1 un 1.1.1.1 lifetime 4294967295" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 1.1.1.1 un 1.1.1.1 cost 255 lifetime 4294967295" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 1.1.1.1 un 1.1.1.1 cost 255" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 1.1.1.1 un 1.1.1.1" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 1.1.1.1 un 2001:db8::1 lifetime 4294967295" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 1.1.1.1 un 2001:db8::1 cost 255 lifetime 4294967295" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 1.1.1.1 un 2001:db8::1 cost 255" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 1.1.1.1 un 2001:db8::1" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 2001:db8::1 un 1.1.1.1 lifetime 4294967295" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 2001:db8::1 un 1.1.1.1 cost 255 lifetime 4294967295" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 2001:db8::1 un 1.1.1.1 cost 255" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 2001:db8::1 un 1.1.1.1" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 2001:db8::1 un 2001:db8::1 lifetime 4294967295" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 2001:db8::1 un 2001:db8::1 cost 255 lifetime 4294967295" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 2001:db8::1 un 2001:db8::1 cost 255" bgpd aborted: vtysh -c "add vnc mac 11:11:11:11:11:11 virtual-network-identifier 4294967295 vn 2001:db8::1 un 2001:db8::1" bgpd aborted: vtysh -c "configure terminal" -c "router bgp 1" -c "no vnc export bgp ipv4 prefix-list NAME" bgpd aborted: vtysh -c "configure terminal" -c "router bgp 1" -c "no vnc export bgp ipv6 prefix-list NAME" bgpd aborted: vtysh -c "configure terminal" -c "router bgp 1" -c "no vnc export bgp route-map NAME" bgpd aborted: vtysh -c "configure terminal" -c "router bgp 1" -c "no vnc export zebra ipv4 prefix-list NAME" bgpd aborted: vtysh -c "configure terminal" -c "router bgp 1" -c "no vnc export zebra ipv6 prefix-list NAME" bgpd aborted: vtysh -c "configure terminal" -c "router bgp 1" -c "no vnc export zebra route-map NAME" bgpd aborted: vtysh -c "configure terminal" -c "route-map RMAP permit 1" -c "no set ipv6 vpn next-hop" bgpd aborted: vtysh -c "configure terminal" -c "route-map RMAP permit 1" -c "set vpnv4 next-hop" bgpd aborted: vtysh -c "configure terminal" -c "route-map RMAP permit 1" -c "set vpnv6 next-hop" bgpd aborted: vtysh -c "configure terminal" -c "router bgp" -c "address-family ipv6 vpn" -c "network 2001:db8::1/128 rd 1:1 tag WORD" bgpd aborted: vtysh -c "configure terminal" -c "router bgp" -c "address-family vpnv6 unicast" -c "network 2001:db8::1/128 rd 1:1 tag WORD" bgpd aborted: vtysh -c "configure terminal" -c "router bgp" -c "no neighbor WORD shutdown message MSG..." bgpd aborted: vtysh -c "configure terminal" -c "router bgp" -c "neighbor WORD shutdown message MSG..." More to come later. Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
Diffstat (limited to 'zebra/zebra_vty.c')
-rw-r--r--zebra/zebra_vty.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/zebra/zebra_vty.c b/zebra/zebra_vty.c
index 35aa69cc97..1708138d83 100644
--- a/zebra/zebra_vty.c
+++ b/zebra/zebra_vty.c
@@ -3338,7 +3338,7 @@ DEFUN (show_ipv6_mroute,
int first = 1;
vrf_id_t vrf_id = VRF_DEFAULT;
- if (strmatch(argv[3]->text, "vrf"))
+ if (argc == 5)
VRF_GET_ID (vrf_id, argv[4]->arg);
table = zebra_vrf_table (AFI_IP6, SAFI_MULTICAST, vrf_id);