On Thu, 02 May 2024 15:59:19 +0200,
Job Snijders <job@openbsd.org> wrote:
> 
> --- usr.bin/ftp/util.c	8 Mar 2023 04:43:11 -0000	1.98
> +++ usr.bin/ftp/util.c	2 May 2024 13:30:20 -0000
> @@ -786,6 +786,8 @@ progressmeter(int flag, const char *file
>  			free(title);
>  			title = strdup(filename);
>  		}
> +		if (clipqs)
> +			title[strcspn(title, "?")] = '\0';
>  		free(filenamebuf);
>  	}
>  
> 

title might be NULL here that will lead to a crash.

-- 
wbr, Kirill