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Le mardi, 16 mai 2017, 15.04:26 h CEST Till Kamppeter a écrit :
> The "serial" backend is a CUPS backend which has to run as root to
> correctly work. CUPS decides which backends run as roo by the file
> permissions of the backends. One of the backends which comes with CUPS
> and has to run as root is the "usb" backend:
>
> -r-xr--r-- 2 root root 34808 Mar 23 14:55 /usr/lib/cups/backend/usb
>
> This backend is still world-readable and only omits the execution bit
> for anyone else than root itself (644 permissions). This should also
> work with the "serial" backend in cups-filters.
Ack, thanks for the explanation. I've fixed this in the upcoming 1.14.0
experimental upload.
Cheers,
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