Card only available to root user
Luis de Bethencourt
luis at debethencourt.com
Fri Aug 5 03:02:07 CEST 2011
On Fri, Aug 05, 2011 at 12:14:47AM +0200, Hauke Laging wrote:
> Am Freitag, 5. August 2011, 01:49:21 schrieb Luis de Bethencourt:
>
> > I can get/set the information of the card through the root user
>
> > Notice how I can check the status as root, and do SCD Learn as my user.
> > But= not
> > check the status as my user (or sign my mails, which is the main problem).
> > = Also
> > pcsc_scan works with my user, it shows the Serial number of the card.
>
> Is this an access rights problem with the card reader device file? Different
> defaults with Gentoo and Debian maybe?
>
device in debian:
crw-rw-r--+ 1 root root 189, 516 2011-08-05 00:46 /dev/bus/usb/005/005
device in gentoo:
crw-rw-r-- 1 root pcscd 189, 395 Aug 5 02:56 /dev/bus/usb/004/012
my user is part of the pcscd group. I just checked.
> Of course, this explanation does not make sense if pcsc_scan can access the
> device. Is pcsc_scan installed with SUID or SGID?
>
-rwxr-xr-x 1 root root 15K Aug 4 22:47 /usr/bin/pcsc_scan
no suid/guid as far as I can see.
>
> CU
>
> Hauke
> --
> PGP: D44C 6A5B 71B0 427C CED3 025C BD7D 6D27 ECCB 5814
Thanks for thinking about this :)
Luis
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