From: Volker Lendecke <vl@samba.org>
Date: Sun, 12 Jul 2026 07:59:38 +0000 (+0200)
Subject: pdb_samba_dsdb: We should not run with a zero domain guid
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=85822c430aad4c7e380b22b263345b7f4c8d64fc;p=thirdparty%2Fsamba.git

pdb_samba_dsdb: We should not run with a zero domain guid

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Anoop C S <anoopcs@samba.org>
---

diff --git a/source3/passdb/pdb_samba_dsdb.c b/source3/passdb/pdb_samba_dsdb.c
index 47c0446d9e4..dc15f47e4a4 100644
--- a/source3/passdb/pdb_samba_dsdb.c
+++ b/source3/passdb/pdb_samba_dsdb.c
@@ -107,6 +107,9 @@ static struct pdb_domain_info *pdb_samba_dsdb_get_domain_info(
 	}
 
 	info->guid = samdb_result_guid(dom_res->msgs[0], "objectGUID");
+	if (GUID_all_zero(&info->guid)) {
+		goto fail;
+	}
 
 	domain_sid = samdb_result_dom_sid(state, dom_res->msgs[0], "objectSid");
 	if (!domain_sid) {