diff --git a/net/samba423/files/patch-lib_replace_xattr.c b/net/samba423/files/patch-lib_replace_xattr.c
new file mode 100644
index 000000000000..8e11ab29cf39
--- /dev/null
+++ b/net/samba423/files/patch-lib_replace_xattr.c
@@ -0,0 +1,14 @@
+--- lib/replace/xattr.c.orig	2026-01-23 10:53:40 UTC
++++ lib/replace/xattr.c
+@@ -279,9 +279,9 @@ static ssize_t bsd_attr_list (int type, extattr_arg ar
+ 				errno = ERANGE;
+ 				return -1;
+ 			}
+-			strncpy(list, extattr[t].name, extattr[t].len + 1);
++			memmove(list, extattr[t].name, extattr[t].len + 1);
+ 			list += extattr[t].len;
+-			strncpy(list, buf + i + 1, len);
++			memmove(list, buf + i + 1, len);
+ 			list[len] = '\0';
+ 			list += len + 1;
+ 		}