fix: check valid id (#15535)

Signed-off-by: fufesou <linlong1266@gmail.com>
2026-09-19 10:51:01 +03:00 · 2026-07-14 15:35:52 +08:00
parent fa418cace6
commit bdb38c4730
3 changed files with 49 additions and 0 deletions
--- a/src/lan.rs
+++ b/src/lan.rs
@@ -241,6 +241,14 @@ fn wait_response(
                    Some(rendezvous_message::Union::PeerDiscovery(p)) => {
                        last_recv_time = Instant::now();
                        if p.cmd == "pong" {
+                            if !crate::common::is_valid_untrusted_peer_id(&p.id) {
+                                log::warn!(
+                                    "Ignoring LAN discovery response from {} with invalid peer id",
+                                    addr
+                                );
+                                continue;
+                            }
+
                            let local_mac = if try_get_ip_by_peer {
                                if let Some(self_addr) = get_ipaddr_by_peer(&addr) {
                                    get_mac(&self_addr)