fix(mumble): buffer overrun in sprintf

Fix a buffer overrun in mumble module due to a sprintf which could occupy 12 bytes including the terminating null to buffer of size 11.

Author: stevenh

mumble.c

@@ -33,7 +33,7 @@ deal_with_mumble_packet(struct qserver *server, char *rawpkt, int pktlen)
 // skip unimplemented ack, crc, etc
 char *pkt = rawpkt;
 char bandwidth[11];
-char version[11];
+char version[12];
 
 server->ping_total += time_delta(&packet_recv_time, &server->packet_time1);
 if ((24 != pktlen) || (0 != memcmp(pkt + 4, server->type->status_packet + 4, 8))) {