Date: Tue, 1 Jun 1999 10:50:03 -0700 (PDT) From: Mikhail Teterin <mi@aldan.algebra.com> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/11981: access to tunN devices not allowed to non-root despite permissions Message-ID: <199906011750.KAA73800@freefall.freebsd.org>
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The following reply was made to PR kern/11981; it has been noted by GNATS. From: Mikhail Teterin <mi@aldan.algebra.com> To: chris@calldei.com Cc: mi@aldan.algebra.com, FreeBSD-gnats-submit@FreeBSD.ORG, brian@Awfulhak.org Subject: Re: kern/11981: access to tunN devices not allowed to non-root despite permissions Date: Tue, 1 Jun 1999 13:46:15 -0400 (EDT) Chris Costello once wrote: > On Tue, Jun 1, 1999, Mikhail Teterin wrote: > > mi@chubby:~ (84) ls -l /dev/tun3 > > crw-rw---- 1 mi dialer 52, 3 Jun 1 11:00 /dev/tun3 > > mi@chubby:~ (85) groups > > mi dialer operator wheel > > mi@chubby:~ (86) cat /dev/tun3 > > cat: /dev/tun3: Operation not permitted > > mi@chubby:~ (87) whoami > > mi > > No, it just means you can't use 'cat' on tunX. Try running 'ppp' > with it. Aha, and what's so special about cat(1)? I can not open(2) the file, despite favorable permissions, that's it. cat is just an example. Ppp works, because it is suid root. Yours, -mi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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