From 7a42417d61b4273a5819899232e4342b2ae79f03 Mon Sep 17 00:00:00 2001 From: Mark Andrews Date: Fri, 3 Jun 2022 16:55:56 +1000 Subject: [PATCH] Clone the message buffer before forwarding UPDATE messages this prevents named forwarding a buffer that may have been over written. --- lib/ns/update.c | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/ns/update.c b/lib/ns/update.c index 0e5abf0d6d..28b59a5484 100644 --- a/lib/ns/update.c +++ b/lib/ns/update.c @@ -1765,6 +1765,7 @@ ns_update_start(ns_client_t *client, isc_nmhandle_t *handle, CHECK(checkupdateacl(client, dns_zone_getforwardacl(zone), "update forwarding", zonename, true, false)); + dns_message_clonebuffer(client->message); CHECK(send_forward_event(client, zone)); break; default: