From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: =?UTF-8?Q?Cl=c3=a9ment_Pit-Claudel?= Newsgroups: gmane.emacs.devel Subject: Hotfixing older Emacsen? Was: [ANNOUNCE] Emacs 25.3 released Date: Wed, 13 Sep 2017 01:45:24 +0200 Message-ID: References: <87wp55t0un.fsf@petton.fr> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1505259983 30194 195.159.176.226 (12 Sep 2017 23:46:23 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 12 Sep 2017 23:46:23 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 To: Nicolas Petton , Emacs Devel Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Sep 13 01:46:19 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1drusW-0006ej-Mc for ged-emacs-devel@m.gmane.org; Wed, 13 Sep 2017 01:46:04 +0200 Original-Received: from localhost ([::1]:39305 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1drusX-0002nI-TH for ged-emacs-devel@m.gmane.org; Tue, 12 Sep 2017 19:46:05 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38331) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1drurz-0002mu-Sl for emacs-devel@gnu.org; Tue, 12 Sep 2017 19:45:32 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1drurv-0001dy-RM for emacs-devel@gnu.org; Tue, 12 Sep 2017 19:45:31 -0400 Original-Received: from mail-wm0-x236.google.com ([2a00:1450:400c:c09::236]:45515) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1drurv-0001d0-Ks for emacs-devel@gnu.org; Tue, 12 Sep 2017 19:45:27 -0400 Original-Received: by mail-wm0-x236.google.com with SMTP id g206so1782543wme.0 for ; Tue, 12 Sep 2017 16:45:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=F/+Vsm5YiW3FpEks0W1gkiqke4k8ePrlGzJr2KUiZrc=; b=BoEb6WDkj0VWvEr3CbkUefpEigsmfz4nXAompHwRATKOZQFQaaA/xYS3i/ZnOJ8U3s +Cn8KVsTmUyVI1pt53ZYjvFAWwuhziiG5Ek+vHYsUrm/kt5Q17Q+NqxI4p7DXxxgA+h9 jy7H18LVUjv4sSZ3ftR8YehZlhR2ICtyNI4uWN+dwCPsi9ImX7r2/SFq37fIydyMNenc kqFGj3HJnLAJ2K+vUTVJXzr7yQ9pgpfA/bw/95cjWdgONeA57BJ6auwUcm6b1EQfhMxq RMduRe4SNZefsqrYXw5Ph7tLHF50SiNq1yLTWIgb6cNFT4QTaGUwdljiaAJUyDCSOD7F zRsg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=F/+Vsm5YiW3FpEks0W1gkiqke4k8ePrlGzJr2KUiZrc=; b=XNMV8+aopI4TUihIXgsxW1Z9zii3jPYxmFi+1YtlxPxGtIzNghg49aXuZa72yXPFw9 ZiYMcqEl3AKZy5/HvkWQJhzI/UUyvLo6LSeCkKOxGVkcS/lbN83oMbDLagg4HurCFd4C dMtCpQolQT8cS1qFseMKZ7TAySmYoROyxYMUluf+Bxnay65ZDA5ArcKuqziAVrrytuiz JF9EnfDH5De9kmeNFGxiOeZi8Yq07YIVFMYykR337QyXiFyaCJLxxI93tRyIwrCoGgbQ HgxgLiaheIdMvJ+QM5+ztD+Al/kQKwwQ9fFhGqKTb0tNjPssQBbRdSbtoEIAEytLHF6B 78KA== X-Gm-Message-State: AHPjjUgoTFefLZDMzNeQhWG0KujiP6Woc2smvFYZUcOGEpv8gp+pfFdx maNdCQE2fB+uy1MGawXZKRRZaxFm X-Google-Smtp-Source: AOwi7QBYrZ7m9WpawbZdo3xWUopUjsFOn+1XbI9+afgSx8IBnH0ESzHbyOYZqlOt4DT2bGjaGY5HOQ== X-Received: by 10.28.145.129 with SMTP id t123mr844681wmd.69.1505259926195; Tue, 12 Sep 2017 16:45:26 -0700 (PDT) Original-Received: from [192.168.1.82] (43.225.24.109.rev.sfr.net. [109.24.225.43]) by smtp.gmail.com with ESMTPSA id u1sm7545907wrd.95.2017.09.12.16.45.25 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 12 Sep 2017 16:45:25 -0700 (PDT) In-Reply-To: <87wp55t0un.fsf@petton.fr> Content-Language: en-GB X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:400c:c09::236 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:218166 Archived-At: On 2017-09-11 22:52, Nicolas Petton wrote: > This vulnerability was introduced in Emacs 19.29. To work around that > in Emacs versions before 25.3, append the following to your ~/.emacs > init file: [...] Crazy though: why don't we hot-patch existing Emacs installations? Concretely, that would mean including that fix in a widely used ELPA or MELPA package. Then users would get the fix upon the next update. In the long run, we could have an emacs-security-patches package on ELPA that's installed by default, and we could publish security fixes to that repo. (We don't currently have this, so we could use another common package instead for this specific issue) Wouldn't this make it much easier to fix vulnerabilities, without requiring a whole-Emacs update? Clément.