CVE-2009-0758: Reflector creates packet storm on legacy unicast traffic

Fixes rhbz #488314.
avahi · Mar 31, 2009 · 6fabf9d · 6fabf9d
1 parent c9acf48
commit 6fabf9d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/avahi-core/server.c b/avahi-core/server.c
@@ -844,7 +844,7 @@ static int originates_from_local_legacy_unicast_socket(AvahiServer *s, const Ava
         if (getsockname(s->fd_legacy_unicast_ipv4, (struct sockaddr*) &lsa, &l) != 0)
             avahi_log_warn("getsockname(): %s", strerror(errno));
         else
-            return lsa.sin_port == port;
+            return avahi_port_from_sockaddr((struct sockaddr*) &lsa) == port;
 
     }
 
@@ -855,7 +855,7 @@ static int originates_from_local_legacy_unicast_socket(AvahiServer *s, const Ava
         if (getsockname(s->fd_legacy_unicast_ipv6, (struct sockaddr*) &lsa, &l) != 0)
             avahi_log_warn("getsockname(): %s", strerror(errno));
         else
-            return lsa.sin6_port == port;
+            return avahi_port_from_sockaddr((struct sockaddr*) &lsa) == port;
     }
 
     return 0;