From owner-freebsd-current@FreeBSD.ORG Fri Aug 19 20:49:31 2005 Return-Path: X-Original-To: freebsd-current@FreeBSD.org Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1F24516A41F for ; Fri, 19 Aug 2005 20:49:31 +0000 (GMT) (envelope-from pjd@garage.freebsd.pl) Received: from mail.garage.freebsd.pl (arm132.internetdsl.tpnet.pl [83.17.198.132]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6E8D243D48 for ; Fri, 19 Aug 2005 20:49:30 +0000 (GMT) (envelope-from pjd@garage.freebsd.pl) Received: by mail.garage.freebsd.pl (Postfix, from userid 65534) id A2CF952C2F; Fri, 19 Aug 2005 22:49:28 +0200 (CEST) Received: from localhost (dkw77.neoplus.adsl.tpnet.pl [83.24.26.77]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.garage.freebsd.pl (Postfix) with ESMTP id D851652BC4; Fri, 19 Aug 2005 22:49:21 +0200 (CEST) Date: Fri, 19 Aug 2005 22:49:07 +0200 From: Pawel Jakub Dawidek To: Mike Tancsa Message-ID: <20050819204906.GA716@garage.freebsd.pl> References: <20050812182032.GB27996@garage.freebsd.pl> <6.2.3.4.0.20050816145557.03314eb8@64.7.153.2> <20050817143804.GH11066@garage.freebsd.pl> <6.2.3.4.0.20050817225907.06f81c50@64.7.153.2> <20050818071648.GA16021@garage.freebsd.pl> <6.2.3.4.0.20050818043546.05558420@64.7.153.2> <20050818115734.GB16933@garage.freebsd.pl> <4304873F.1060008@portaone.com> <20050818162016.GC18375@garage.freebsd.pl> <6.2.3.4.0.20050819111323.0845edd0@64.7.153.2> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="r5Pyd7+fXNt84Ff3" Content-Disposition: inline In-Reply-To: <6.2.3.4.0.20050819111323.0845edd0@64.7.153.2> X-PGP-Key-URL: http://people.freebsd.org/~pjd/pjd.asc X-OS: FreeBSD 7.0-CURRENT i386 User-Agent: mutt-ng devel (FreeBSD) X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on mail.garage.freebsd.pl X-Spam-Level: X-Spam-Status: No, score=-0.5 required=3.0 tests=BAYES_00,RCVD_IN_NJABL_DUL, RCVD_IN_SORBS_DUL autolearn=no version=3.0.4 Cc: FreeBSD-current , Maxim.Sobolev@portaone.com Subject: Re: VIA/ACE PadLock integration with crypto(9). X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Aug 2005 20:49:31 -0000 --r5Pyd7+fXNt84Ff3 Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Aug 19, 2005 at 11:23:56AM -0400, Mike Tancsa wrote: +> At 12:20 PM 18/08/2005, Pawel Jakub Dawidek wrote: +> >+> +> >+> It probably worth a security advisory. +> >It's only a local DoS on systems with crypto HW and /dev/crypto. +> >Note that /dev/crypto is not needed for fast_ipsec(4) with HW +> >acceleration, nor for geli(8). +> >Workaround is also very simple: +> > # chmod 600 /dev/crypto +>=20 +> FYI, +> I have been running with the patch on a RELENG_4 box and it pre= vents the DoS [...] +> Any chance to MFC it back to RELENG_4 ? Done. --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --r5Pyd7+fXNt84Ff3 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD4DBQFDBkXCForvXbEpPzQRAtfZAJdCeCCKmwe23yLES1y4mWQ4hHZKAKC3kFdI 0/KHNjaYNOjpMUbyIzCExg== =/YE6 -----END PGP SIGNATURE----- --r5Pyd7+fXNt84Ff3--