From owner-freebsd-bugs@FreeBSD.ORG  Thu Sep 15 04:50:25 2005
Return-Path: <owner-freebsd-bugs@FreeBSD.ORG>
X-Original-To: freebsd-bugs@hub.freebsd.org
Delivered-To: freebsd-bugs@hub.freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 137F616A41F
	for <freebsd-bugs@hub.freebsd.org>;
	Thu, 15 Sep 2005 04:50:25 +0000 (GMT)
	(envelope-from gnats@FreeBSD.org)
Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21])
	by mx1.FreeBSD.org (Postfix) with ESMTP id BD11D43D45
	for <freebsd-bugs@hub.freebsd.org>;
	Thu, 15 Sep 2005 04:50:24 +0000 (GMT)
	(envelope-from gnats@FreeBSD.org)
Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1])
	by freefall.freebsd.org (8.13.3/8.13.3) with ESMTP id j8F4oOO1045351
	for <freebsd-bugs@freefall.freebsd.org>; Thu, 15 Sep 2005 04:50:24 GMT
	(envelope-from gnats@freefall.freebsd.org)
Received: (from gnats@localhost)
	by freefall.freebsd.org (8.13.3/8.13.1/Submit) id j8F4oOmS045350;
	Thu, 15 Sep 2005 04:50:24 GMT (envelope-from gnats)
Date: Thu, 15 Sep 2005 04:50:24 GMT
Message-Id: <200509150450.j8F4oOmS045350@freefall.freebsd.org>
To: freebsd-bugs@FreeBSD.org
From: Andrey Chernov <ache@FreeBSD.ORG>
Cc: 
Subject: Re: bin/86135: Fwd: Latent buffer overflow in getcwd
X-BeenThere: freebsd-bugs@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
Reply-To: Andrey Chernov <ache@FreeBSD.ORG>
List-Id: Bug reports <freebsd-bugs.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-bugs>,
	<mailto:freebsd-bugs-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-bugs>
List-Post: <mailto:freebsd-bugs@freebsd.org>
List-Help: <mailto:freebsd-bugs-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-bugs>,
	<mailto:freebsd-bugs-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 15 Sep 2005 04:50:25 -0000

The following reply was made to PR kern/86135; it has been noted by GNATS.

From: Andrey Chernov <ache@FreeBSD.ORG>
To: Bruce Evans <bde@zeta.org.au>, Trevor Blackwell <tlb@tlb.org>,
        freebsd-bugs@FreeBSD.ORG, FreeBSD-gnats-submit@FreeBSD.ORG
Cc:  
Subject: Re: bin/86135: Fwd: Latent buffer overflow in getcwd
Date: Thu, 15 Sep 2005 08:48:47 +0400

 On Thu, Sep 15, 2005 at 08:35:53AM +0400, Andrey Chernov wrote:
 > While it can be so for "up", it is not so for "ep", since it is
 > filled by __getcwd() syscall and can't be bigger.
 
 I mean common normal situation, i.e. when __getcwd() returns 0.
 Allocating anything else than MAXPATHLEN in that situation will 
 be a waste.
 
 -- 
 http://ache.pp.ru/