static int local_name_to_path(FsContext *ctx, V9fsPath *dir_path,
                              const char *name, V9fsPath *target)
 {
     if (dir_path) {
         v9fs_path_sprintf(target, "%s/%s", dir_path->data, name);
    } else if (strcmp(name, "/")) {
         v9fs_path_sprintf(target, "%s", name);
    } else {
        /* We want the path of the export root to be relative, otherwise
         * "*at()" syscalls would treat it as "/" in the host.
         */
        v9fs_path_sprintf(target, "%s", ".");
     }
     return 0;
 }

The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.