From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#58042: 29.0.50; ASAN use-after-free in re_match_2_internal Date: Thu, 06 Oct 2022 11:08:10 +0300 Message-ID: <83bkqpqsr9.fsf@gnu.org> References: <83edvlqvxy.fsf@gnu.org> <925e9a8a-3271-615d-0e7e-0710dc871ad1@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="27005"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 58042@debbugs.gnu.org To: Gerd =?UTF-8?Q?M=C3=B6llmann?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Oct 06 10:14:09 2022 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1ogM1A-0006un-VS for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 06 Oct 2022 10:14:09 +0200 Original-Received: from localhost ([::1]:47880 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ogM1A-0007WE-0R for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 06 Oct 2022 04:14:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:47812) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ogLwE-00041q-Ht for bug-gnu-emacs@gnu.org; Thu, 06 Oct 2022 04:09:06 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:59741) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ogLwE-0002Hj-11 for bug-gnu-emacs@gnu.org; Thu, 06 Oct 2022 04:09:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ogLwD-0008Iq-NE for bug-gnu-emacs@gnu.org; Thu, 06 Oct 2022 04:09:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 06 Oct 2022 08:09:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 58042 X-GNU-PR-Package: emacs Original-Received: via spool by 58042-submit@debbugs.gnu.org id=B58042.166504370031867 (code B ref 58042); Thu, 06 Oct 2022 08:09:01 +0000 Original-Received: (at 58042) by debbugs.gnu.org; 6 Oct 2022 08:08:20 +0000 Original-Received: from localhost ([127.0.0.1]:58819 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ogLvY-0008Hv-FD for submit@debbugs.gnu.org; Thu, 06 Oct 2022 04:08:20 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:56112) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ogLvV-0008Hc-HT for 58042@debbugs.gnu.org; Thu, 06 Oct 2022 04:08:18 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:32942) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ogLvO-0002F2-TQ; Thu, 06 Oct 2022 04:08:10 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-version:References:Subject:In-Reply-To:To:From: Date; bh=Gpl3UKwAF8v7j1Z+yS9TdhGqELWHDF3B9NxrPeu/chc=; b=kok7H+ZHp5Qaz8knfYKN mdTVyWTGgQTM5Uj9p02JjiVHSZFwS9UAP+1ieyzO+3l81wu95F3DbFw4bDLdpITo/pOEB3CAl69RM 9cPXN3VsbZ9Cr3fRIesXmvcnwb9mvBR8mTZYaamTYvmJ7YfG0EZIiL0tyuH2LTh1xxnlHhUC9hfR8 Gi9BLr5G8pM6wBPyReMXGscU/zUCzLKDGTBxal1FMWGvSIp55bAAKQOdz8GmhChtYg3RUsfSNdQCr ZCVLYcC9NvK8Vs1+8+DMF9BzD9z/BEdNB59NvwM3JLyFrXP+rZ29pESHmdBKzoZRSHP/OUVC4z4YH NGiLruUl6nXlOA==; Original-Received: from [87.69.77.57] (port=4348 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ogLvO-0000gF-2i; Thu, 06 Oct 2022 04:08:10 -0400 In-Reply-To: <925e9a8a-3271-615d-0e7e-0710dc871ad1@gmail.com> (message from Gerd =?UTF-8?Q?M=C3=B6llmann?= on Thu, 6 Oct 2022 09:21:49 +0200) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:244610 Archived-At: > Date: Thu, 6 Oct 2022 09:21:49 +0200 > Cc: 58042@debbugs.gnu.org > From: Gerd Möllmann > > Not sure what to do with redisplay, or Lisp in general being called from > event handlers. I think the conclusion was that block_input is the solution, and should be used where necessary. > I tend to close this bug, and submit a new one, ATM. Maybe we should at > least think a bit more about what the consequences of that are. Or > maybe not, because it seems to "work well enough", and I wouldn't know > what to do about this anyway. > > Any preferences? A new bug or maybe even nothing. Because we don't have any ideas for how to solve such a bug in general.