Date: Sun, 26 Jan 2003 23:17:06 +0100 From: phk@freebsd.org To: Garrett Wollman <wollman@lcs.mit.edu> Cc: cvs-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sbin/disklabel disklabel.c Message-ID: <11294.1043619426@critter.freebsd.dk> In-Reply-To: Your message of "Sun, 26 Jan 2003 17:14:41 EST." <200301262214.h0QMEfiV078221@khavrinen.lcs.mit.edu>
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In message <200301262214.h0QMEfiV078221@khavrinen.lcs.mit.edu>, Garrett Wollman writes: ><<On Sun, 26 Jan 2003 13:55:43 -0800 (PST), Poul-Henning Kamp <phk@FreeBSD.org> said: > >> If we fail to open O_RDWR, try opening O_RDONLY, if we use ioctls >> to fiddle the disk we can get away with it. > >Uh, if the ioctls actually succeed in fiddling the disk, that's a >serious security problem. I don't think so in practice, but if we want to put an suser() check there to be pure it's ok with me. critter phk> ls -l /dev/ad0 crw-r----- 1 root operator 4, 1 Jan 25 23:13 /dev/ad0 -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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