From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gerd =?UTF-8?Q?M=C3=B6llmann?= Newsgroups: gmane.emacs.bugs Subject: bug#58334: 29.0.50; ASAN heap use after free in gui_produce_glyphs Date: Fri, 07 Oct 2022 07:06:31 +0200 Message-ID: References: <83fsg1osb1.fsf@gnu.org> <87r0zkqxjb.fsf@yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33771"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (darwin) Cc: 58334@debbugs.gnu.org, Eli Zaretskii To: Po Lu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Oct 07 07:09:47 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 1ogfcJ-0008fQ-Ll for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 07 Oct 2022 07:09:47 +0200 Original-Received: from localhost ([::1]:54384 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ogfcI-0005Pq-Au for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 07 Oct 2022 01:09:46 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56930) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ogfZe-0003tm-IV for bug-gnu-emacs@gnu.org; Fri, 07 Oct 2022 01:07:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:34924) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ogfZe-0006GL-3r for bug-gnu-emacs@gnu.org; Fri, 07 Oct 2022 01:07:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ogfZd-00016n-Pq for bug-gnu-emacs@gnu.org; Fri, 07 Oct 2022 01:07:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Gerd =?UTF-8?Q?M=C3=B6llmann?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 07 Oct 2022 05:07:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 58334 X-GNU-PR-Package: emacs Original-Received: via spool by 58334-submit@debbugs.gnu.org id=B58334.16651192014213 (code B ref 58334); Fri, 07 Oct 2022 05:07:01 +0000 Original-Received: (at 58334) by debbugs.gnu.org; 7 Oct 2022 05:06:41 +0000 Original-Received: from localhost ([127.0.0.1]:34002 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ogfZJ-00015t-Kh for submit@debbugs.gnu.org; Fri, 07 Oct 2022 01:06:41 -0400 Original-Received: from mail-ej1-f50.google.com ([209.85.218.50]:35510) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ogfZG-00015e-JX for 58334@debbugs.gnu.org; Fri, 07 Oct 2022 01:06:40 -0400 Original-Received: by mail-ej1-f50.google.com with SMTP id k2so8938487ejr.2 for <58334@debbugs.gnu.org>; Thu, 06 Oct 2022 22:06:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:user-agent:message-id:date :references:in-reply-to:subject:cc:to:from:from:to:cc:subject:date; bh=68jeuXfAbjp1ZW9WmKCjDvhmiN4eR+ETQ94MNiEmjXw=; b=SM2n+SUpNxgGsA/j+i/0Rdn/ZXHp/u09UqAR5b2kp3mAEEHotjQSnXkUGpgeK7yCCO BS1d/gRj/8K+2vKum/y2nQQGQ/VUO6hiG1X2NjwEQo8Xl9i5t+kaJGLmawJB0fktW9z3 9GpVq3N6AmSelbMhuzBy2k9s4mHcLmzzw0nRRPnsD8pxUSOnGr8Am3ndOQKKUqEzzWjO Du52APh91fKGl1Y8GTG6CNAnyNxcqeQ8n+hWAD//MUUnnLaJzp/aU8tXWxh7X62A0vIB v+kaOPAy/zi6A777/c8XlEJqzED3JdFVV42n4VvnfHLQF5SoljAEdeqQXnpNiiAzoVFJ nOGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:user-agent:message-id:date :references:in-reply-to:subject:cc:to:from:x-gm-message-state:from :to:cc:subject:date; bh=68jeuXfAbjp1ZW9WmKCjDvhmiN4eR+ETQ94MNiEmjXw=; b=KggNecG8LmaRmsVbC+wzRdqSsSmFtTSqiVF7uSBz/JIuU6Efq4N9tvAfdLgzP8974b h32EIf1IiB2lsi5YsqQoX3zzWjZ4s6uDrZGS70fgyctUORECp6NDXaDEfDP5A/s0p7tH E3ABFkpGVKWqcY8tFhx1EaiXal45ToM5LpT+CVjHH+EisYTIwj2H6wNngfib5rM+2aPG 3TP1oioPz4wd4x+KfrT4bxMiIkDFT8PvDNiPg0ON77dFWkWHLCSG+oQE2e1w7Mu9xy5T 6abo5pAwJrBUHJAbCIgtPuWZjqqQzTsTLYoBbTAew6Sxpc4R2h1mqUbcQODkTWmjOjzf BFVA== X-Gm-Message-State: ACrzQf3bwJHVwFqVEfgbMSw+Iyy5PLh/QqW86aWdT1sDpDQBZZ958TKL 59n6MX+p40YRUa0zCAfYgtMkonZGAOY/VQ== X-Google-Smtp-Source: AMsMyM6KtzRwZ1LNhv+urM9CzBUB30EsbSWofIyTFIqaCHWqN4wiOFCVHcx9YlHXOyCig2GxMiK2bg== X-Received: by 2002:a17:907:a407:b0:783:5465:902 with SMTP id sg7-20020a170907a40700b0078354650902mr2627359ejc.35.1665119192632; Thu, 06 Oct 2022 22:06:32 -0700 (PDT) Original-Received: from Mini.fritz.box (pd9e36c8d.dip0.t-ipconnect.de. [217.227.108.141]) by smtp.gmail.com with ESMTPSA id g9-20020aa7c589000000b00456d2721d93sm686624edq.64.2022.10.06.22.06.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Oct 2022 22:06:31 -0700 (PDT) In-Reply-To: <87r0zkqxjb.fsf@yahoo.com> (Po Lu's message of "Fri, 07 Oct 2022 08:37:12 +0800") 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:244730 Archived-At: Po Lu writes: > Gerd M=C3=B6llmann writes: > >> Po Lu, is this also something for Haiku? > > Haiku calls Lisp in internal hooks (via safe_call) in > gui_produce_glyphs. It does not call redisplay itself in input > callbacks during normal exxecution. > > An exception is made when control over user input is transferred to > another GUI thread as part of a popup or dialog. xselect.c and xmenu.c > do pretty much the same thing. So it can call redisplay in some cases, and we have to protect against it?