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-rw-r--r--source4/smb_server/sesssetup.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/source4/smb_server/sesssetup.c b/source4/smb_server/sesssetup.c
index 2d7c5dd76b..e169a5f043 100644
--- a/source4/smb_server/sesssetup.c
+++ b/source4/smb_server/sesssetup.c
@@ -74,6 +74,9 @@ static NTSTATUS sesssetup_old(struct smbsrv_request *req, union smb_sesssetup *s
sess->old.out.action = 0;
sess->old.out.vuid = register_vuid(req->smb_conn, session_info, sess->old.in.user);
+ if (sess->old.out.vuid == UID_FIELD_INVALID) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
sesssetup_common_strings(req,
&sess->old.out.os,
&sess->old.out.lanman,