full-disclosure - Re: Fwd: VSFTPD Remote Heap Overrun (low severity)

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Message-ID: <063a28e5-7165-4fc7-bb53-e907fe46d923@zmail15.collab.prod.int.phx2.redhat.com>
Date: Mon, 12 Dec 2011 19:37:32 -0500 (EST)
From: Ramon de C Valle <rcvalle@...hat.com>
To: Ramon de C Valle <rcvalle@...hat.com>
Cc: "HI-TECH ." <isowarez.isowarez.isowarez@...glemail.com>,
	Daniel J Walsh <dwalsh@...hat.com>, full-disclosure@...ts.grok.org.uk
Subject: Re: Fwd: VSFTPD Remote Heap Overrun (low severity)

> > But how can I state that ftp has access to the users homedir and
> > not
> > allow access to user_home_t?
> This is a good question. Actually, we shouldn't allow ftpd_t read the
> locale files from within user_home_t directories. But now I'm not
> sure if this will be possible.
A different file context for /home/(.*)/usr/share/zoneinfo(/.*) in vsftpd policy module would be a feasible solution? Will ftpd_t honour this when creating new files?

-- 
Ramon de C Valle / Red Hat Security Response Team

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