From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#19565: Emacs vulnerable to endless-data attack (minor) Date: Tue, 08 Oct 2019 21:02:22 +0300 Message-ID: <83r23nw1xt.fsf@gnu.org> References: <83a7ad3hlf.fsf@gnu.org> <874l0le314.fsf@gnus.org> <831rvo1qlk.fsf@gnu.org> <87zhibyzh8.fsf@gnus.org> <83tv8jw3t1.fsf@gnu.org> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="143493"; mail-complaints-to="usenet@blaine.gmane.org" Cc: larsi@gnus.org, 19565@debbugs.gnu.org To: Stefan Kangas Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Oct 08 20:04:29 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iHtqX-000bDK-KY for geb-bug-gnu-emacs@m.gmane.org; Tue, 08 Oct 2019 20:04:29 +0200 Original-Received: from localhost ([::1]:59680 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iHtqW-0002yL-CB for geb-bug-gnu-emacs@m.gmane.org; Tue, 08 Oct 2019 14:04:28 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55471) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iHtp9-0002Ws-5v for bug-gnu-emacs@gnu.org; Tue, 08 Oct 2019 14:03:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iHtp8-0002RP-0d for bug-gnu-emacs@gnu.org; Tue, 08 Oct 2019 14:03:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:42645) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iHtp7-0002RD-TY for bug-gnu-emacs@gnu.org; Tue, 08 Oct 2019 14:03:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iHtp7-0000X5-Ki for bug-gnu-emacs@gnu.org; Tue, 08 Oct 2019 14:03:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 08 Oct 2019 18:03:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 19565 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: security Original-Received: via spool by 19565-submit@debbugs.gnu.org id=B19565.15705577542009 (code B ref 19565); Tue, 08 Oct 2019 18:03:01 +0000 Original-Received: (at 19565) by debbugs.gnu.org; 8 Oct 2019 18:02:34 +0000 Original-Received: from localhost ([127.0.0.1]:51466 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iHtoe-0000WI-Gd for submit@debbugs.gnu.org; Tue, 08 Oct 2019 14:02:32 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:46365) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iHtod-0000TI-7V for 19565@debbugs.gnu.org; Tue, 08 Oct 2019 14:02:31 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:48482) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1iHtoX-0002H1-D3; Tue, 08 Oct 2019 14:02:25 -0400 Original-Received: from [176.228.60.248] (port=4917 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1iHtoW-0004Zl-Kx; Tue, 08 Oct 2019 14:02:25 -0400 In-reply-to: (message from Stefan Kangas on Tue, 8 Oct 2019 19:38:40 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:168677 Archived-At: > From: Stefan Kangas > Date: Tue, 8 Oct 2019 19:38:40 +0200 > Cc: Lars Ingebrigtsen , 19565@debbugs.gnu.org > > > > Maybe this is a stupid question, but what if I'm on a slow connection? > > > > Please define "slow" in terms of bytes/sec. > > - 56 kbps dialup is 7000 bytes/sec. > - 2G cellular network is 40 kbps, or 384 kbps, which is 5000 bytes/sec > and 48000 bytes/sec respectively. I see no problem with these numbers. If a process buffer receives more than some threshold at speed like these or faster, we can prompt the user.