From owner-freebsd-security@FreeBSD.ORG Fri Sep 14 13:43:55 2012 Return-Path: Delivered-To: freebsd-security@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 32FB71065673; Fri, 14 Sep 2012 13:43:55 +0000 (UTC) (envelope-from benlaurie@gmail.com) Received: from mail-vc0-f182.google.com (mail-vc0-f182.google.com [209.85.220.182]) by mx1.freebsd.org (Postfix) with ESMTP id 7FF4B8FC21; Fri, 14 Sep 2012 13:43:54 +0000 (UTC) Received: by vcbfw7 with SMTP id fw7so6270966vcb.13 for ; Fri, 14 Sep 2012 06:43:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; bh=8DuvN7KEzLRYouAwzx14Nm/KIep4vqkv7/1JlrflCXA=; b=TlZrpp5LPyPARsix8WsGwiYR9oDhGWmcJ3vM5EKqA0UpSHtT4Vwm0Htxv5gekDBnG8 ibrVDGg9EeGijLWQUdpgZDMWsrcqHiGZ4eGVdh3/3qaWRvAzSGZXlcLulHLpDygikiI8 mrnzR+DphIbjUwgAd2gsj9oootjFCXFytBzNQ8ZtMA6JHA4IBCTilY+lnASWvg3S7uON 4lqJW50w/6PWE6Uh32HTRUTAc4luYUUxfbqiNIgGSmGPUhtBXTUWybPiO5miezP1PSDt da8seIwNyEi19WXyFO/bq0msZ/VZXMoOXGPvvpfkEPCKPl6jVf4poY4u684X0NEqFF5q bROQ== MIME-Version: 1.0 Received: by 10.220.155.3 with SMTP id q3mr2199467vcw.11.1347630233725; Fri, 14 Sep 2012 06:43:53 -0700 (PDT) Sender: benlaurie@gmail.com Received: by 10.58.79.243 with HTTP; Fri, 14 Sep 2012 06:43:53 -0700 (PDT) In-Reply-To: References: <50453686.9090100@FreeBSD.org> <20120911082309.GD72584@dragon.NUXI.org> <504F0687.7020309@FreeBSD.org> <201209121628.18088.jhb@freebsd.org> <5050F477.8060409@FreeBSD.org> <20120912213141.GI14077@x96.org> <20120913052431.GA15052@dragon.NUXI.org> Date: Fri, 14 Sep 2012 14:43:53 +0100 X-Google-Sender-Auth: VmHYG6PpiU7maxRffIqG6nvCYyQ Message-ID: From: Ben Laurie To: "Bjoern A. Zeeb" Content-Type: text/plain; charset=ISO-8859-1 Cc: Arthur Mesh , Ian Lepore , Doug Barton , freebsd-security@freebsd.org, RW Subject: Re: svn commit: r239569 - head/etc/rc.d X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 14 Sep 2012 13:43:55 -0000 On Fri, Sep 14, 2012 at 2:38 PM, Bjoern A. Zeeb wrote: > 7) send all data to the kernel and hash (arch dependent?) it + counter value > into the buffer on overflow, as in b[n] = H(b[n] + c + i[n]) in the > kernel > (can control when buffer full and only then take action when > needed, indepedent on how seed data is chosen, uses standard > technology) IMO, this is the only good option.