Date: Sun, 9 Nov 1997 14:02:20 -0800 (PST) From: Archie Cobbs <archie@whistle.com> To: joerg_wunsch@uriah.heep.sax.de Cc: hackers@FreeBSD.ORG Subject: Re: How useful is this patch? Message-ID: <199711092202.OAA00530@bubba.whistle.com> In-Reply-To: <19971109162421.IH64390@uriah.heep.sax.de> from J Wunsch at "Nov 9, 97 04:24:21 pm"
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J Wunsch writes: > As Julian Elischer wrote: > > > if a mount option is specified, then setting the SUID bit > > on a directory specifies similar inheritance with UIDS as we > > presently have with GIDs. > > As long as it's a mount option (defaulting to off), i think i could > live with it. > > > The SUID bits are hereditary to child directories, and > > a file 'given away' in this manner > > 1/ cannot be give n to root (would defeat quotas) > > 2/ has the execute bits stripped off (and suid) > > Problem: you can cause someone else a DoS attack by maliciously > filling his home directory. This attack would require that you have given the other user write permission to your home directory, at least. -Archie ___________________________________________________________________________ Archie Cobbs * Whistle Communications, Inc. * http://www.whistle.com
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