From 8352c6273452bda5bd36bcec6f53ee05c886f8b3 Mon Sep 17 00:00:00 2001
From: Thomas Guillem <thomas@gllm.fr>
Date: Fri, 9 Jun 2023 13:40:37 +0200
Subject: [PATCH] samba: fix anonymous login with last Windows update

Refs #28187
---
 modules/access/samba.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/modules/access/samba.c b/modules/access/samba.c
index b3f10de592..9fe7376e55 100644
--- a/modules/access/samba.c
+++ b/modules/access/samba.c
@@ -263,6 +263,14 @@ static void smb_auth(SMBCCTX *ctx, const char *srv, const char *shr,
         strlcpy(un, sys->credential.psz_username, unlen);
     if (sys->credential.psz_password != NULL)
         strlcpy(pw, sys->credential.psz_password, pwlen);
+    else
+    {
+        /* Since last Windows 11 update (KB5026436), Windows SMB servers need a
+         * valid Auth (user + password) even for a guest/anonymous login.
+         * Therefore, store the user in the password to fake a valid password.
+         * */
+        strlcpy(pw, un, pwlen);
+    }
 }
 
 static int Open(vlc_object_t *obj)