[3268104] CiscoVTP.pm i_vlan_membership() array bounds (Michael Sanderson)

2012-04-12 15:29:08 +01:00
parent d0fbfdea86
commit 428c007543
2 changed files with 2 additions and 0 deletions
--- a/Info/CiscoVTP.pm
+++ b/Info/CiscoVTP.pm
@@ -244,6 +244,7 @@ sub i_vlan_membership {
                next unless $list;
                my $vlanlist = [ split( //, unpack( "B*", $list ) ) ];
                foreach my $vlan ( keys %oper_vlans ) {
+                    next if (($vlan < $offset) or ($vlan - $offset > 1024));
                    push( @{ $i_vlan_membership->{$port} }, $vlan )
                        if ( @$vlanlist[ $vlan - $offset ] );
                }