Date: Tue, 28 Dec 1999 11:19:42 -0800 (PST) From: "Brian W. Buchanan" <brian@CSUA.Berkeley.EDU> To: Spidey <beaupran@iro.umontreal.ca> Cc: freebsd-security@FreeBSD.ORG Subject: Re: Mounting / Read-Only Message-ID: <Pine.BSF.4.10.9912281117240.46739-100000@smarter.than.nu> In-Reply-To: <14441.2683.366094.187063@anarcat.dyndns.org>
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On Tue, 28 Dec 1999, Spidey wrote: > I was also wondering... If we can modify the status (RW/RO) of a > mounted filesystem (/ included) with mount -u, why bother? :)) > > What is the purpose of mounting a filesystem ReadOnly, since it can be > disabled? Does it serve the same function as the schg flag? I think > the securelevel does not change this behavior, right? Mounting a filesystem read-only is not a security measure. It gains you nothing if root is compromised. -- Brian Buchanan brian@CSUA.Berkeley.EDU -------------------------------------------------------------------------- FreeBSD - The Power to Serve! http://www.freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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