Actually it does a stat(2) on it, forget about this :)
On 16:46 Fri 30 Jul , Ricardo Mestre wrote:
> Hi,
>
> _PATH_MASTERPASSWD_LOCK is opened, from libutil, with O_WRONLY|O_CREAT and
> then
> unlinked when not necessary anymore so it doesn't need read permissions.
>
> OK?
>
> Index: local_passwd.c
> ===================================================================
> RCS file: /cvs/src/usr.bin/passwd/local_passwd.c,v
> retrieving revision 1.59
> diff -u -p -u -r1.59 local_passwd.c
> --- local_passwd.c 12 Jul 2021 15:09:20 -0000 1.59
> +++ local_passwd.c 30 Jul 2021 15:41:05 -0000
> @@ -72,7 +72,7 @@ local_passwd(char *uname, int authentica
> return(1);
> }
>
> - if (unveil(_PATH_MASTERPASSWD_LOCK, "rwc") == -1)
> + if (unveil(_PATH_MASTERPASSWD_LOCK, "wc") == -1)
> err(1, "unveil %s", _PATH_MASTERPASSWD_LOCK);
> if (unveil(_PATH_MASTERPASSWD, "r") == -1)
> err(1, "unveil %s", _PATH_MASTERPASSWD);
>
