linux-kernel - Re: sys_chroot+sys

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 27 Sep 2007 09:05:33 +0930
From:	David Newall <david@...idnewall.com>
To:	Adrian Bunk <bunk@...nel.org>
CC:	Christer Weinigel <christer@...nigel.se>,
	Al Viro <viro@....linux.org.uk>,
	Phillip Susi <psusi@....rr.com>,
	Bill Davidsen <davidsen@....com>, majkls <majkls@...pere.com>,
	linux-kernel@...r.kernel.org
Subject: Re: sys_chroot+sys_fchdir Fix

Adrian Bunk wrote:
> You are claiming "They went so far as to say that dot-dot wouldn't let 
> you out"?
>   

I phrased it in a somewhat conversational way.  The promise, which I've 
now quoted from multiple sources, is expressed variously, including:
> The dot-dot entry in the root directory is interpreted to mean the root directory itself. Thus, dot-dot cannot be used to access files outside the subtree rooted at the root directory.
>   
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/