Date: Fri, 14 Sep 2012 16:15:03 -0700 From: Arthur Mesh <arthurmesh@gmail.com> To: Mark Murray <mark@grondar.org>, Mark Murray <markm@FreeBSD.org> Cc: Arthur Mesh <arthurmesh@gmail.com>, Ian Lepore <freebsd@damnhippie.dyndns.org>, Doug Barton <dougb@freebsd.org>, Ben Laurie <benl@freebsd.org>, freebsd-security@freebsd.org, RW <rwmaillists@googlemail.com>, "Bjoern A. Zeeb" <bz@freebsd.org> Subject: Re: svn commit: r239569 - head/etc/rc.d Message-ID: <20120914231503.GP14077@x96.org> In-Reply-To: <E1TCdlD-000C1N-4g@groundzero.grondar.org> References: <alpine.BSF.2.00.1209141336170.13080@ai.fobar.qr> <E1TCXN0-000NFT-7I@groundzero.grondar.org> <CAG5KPzwOdCkybj3D5uic1KC-pwW-pewgsrqrXg60f5SJjtzYPw@mail.gmail.com> <E1TCbDG-0002Hz-9D@groundzero.grondar.org> <CAG5KPzzRxzVX-%2B9fYjRdqjY-wScbM6AA7GYtLmktgMG0Zg8iyQ@mail.gmail.com> <E1TCbSz-0007CJ-BI@groundzero.grondar.org> <CAG5KPzyJNmXRfxtPPrdc2zVCsxGtDfJT79YC3a1PNUfOOSzt8A@mail.gmail.com> <E1TCcIq-000Brr-Ex@groundzero.grondar.org> <CAG5KPzwEESg7iUb2%2B-kAN%2Bk55M95BZjh5VaSvxzSsSCVuZ9kMw@mail.gmail.com> <E1TCdlD-000C1N-4g@groundzero.grondar.org>
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On Fri, Sep 14, 2012 at 10:49:14PM +0100, Mark Murray wrote: > I can certainly trigger a reseed at will, but allowing external writes > to overwhelm the system by doing a > > $ cat /dev/zero > /dev/random > > ... just ain't gonna happen. No, sir. Has it been considered that /dev/random being "rw-rw-rw-" may be a bad idea? What's the benefit of allowing unprivileged users reseeding yarrow? Perhaps restricting it to "rw-r--r--" is a part of the solution that may address potential system overwhelm by unprivileged users?
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