From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Finalizing 'inhibit-automatic-native-compilation' Date: Mon, 20 Feb 2023 11:02:09 -0500 Message-ID: References: <20230218.061335.1468428093197134401.tats%nobody@tats.iris.ne.jp> <837cwcwnpf.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="20762"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: Eli Zaretskii , tats@debian.org, emacs-devel@gnu.org, spwhitton@spwhitton.name, 1021842@bugs.debian.org To: Andrea Corallo Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Feb 20 17:03:01 2023 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pU8d3-0005Ck-5A for ged-emacs-devel@m.gmane-mx.org; Mon, 20 Feb 2023 17:03:01 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pU8cN-0002oh-D6; Mon, 20 Feb 2023 11:02:19 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pU8cK-0002oS-U3 for emacs-devel@gnu.org; Mon, 20 Feb 2023 11:02:16 -0500 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pU8cI-0005xC-T1; Mon, 20 Feb 2023 11:02:16 -0500 Original-Received: from pmg3.iro.umontreal.ca (localhost [127.0.0.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id 04CE64408E6; Mon, 20 Feb 2023 11:02:12 -0500 (EST) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id 8CB93440063; Mon, 20 Feb 2023 11:02:10 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1676908930; bh=fYrdOhIC6LSXWt5R38gBWP4+WkjUa3Ix37LOv/ksoQM=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=SesoCTJTPdYF9r50tpH3pGhgflrKs59yoyKKRtCMayXl8bl+kNGV0NS1OHOpMDrLK /Wh5TSeleuSYvTBb7UAvQMNJOBp1w+GHTa3fPdaYaT4tPK4e45zjeSGHaHPnyaDTH5 pZRlRCuVooT6sxKX3Smbn8FLdM6+uzdfel5c2rI9Z9NQv3x1RxZ08zFio3dCqOej4A LiDknBXP039qhq8Ie7YGOxaUcHe9i7l182YylDqmo4xitzxwJpQKI4fILQHJdOuN6P os4rZwPxi3QmcMNeYuCR/NgkW6PusbN2STtwtPwte9WIzHHqi4U2P6D5xClf6PZA5Z IPQhWkcaXp12Q== Original-Received: from pastel (unknown [216.154.34.24]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 2E41B122481; Mon, 20 Feb 2023 11:02:10 -0500 (EST) In-Reply-To: (Andrea Corallo's message of "Mon, 20 Feb 2023 15:42:08 +0000") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:303611 Archived-At: > Before e6043641d30 the file was created by Fmake_temp_file_internal and > afterwards overwritten by libgccjit. Yes, that was good. > So I guess one could remove the file after the first creation and make > it a link pointing to some other file waiting for libgccjit to do > its write. "One" as in "an attacker"? In `/tmp` an attacker should not be able to do that because it's supposed to be using the sticky bit so that only the owner of a file can remove it. Stefan