From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=BAYES_00,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CD6F5C433E1 for ; Mon, 3 Aug 2020 08:08:49 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AD69D20678 for ; Mon, 3 Aug 2020 08:08:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AD69D20678 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 944A96E213; Mon, 3 Aug 2020 08:08:48 +0000 (UTC) Received: from mail-ej1-f67.google.com (mail-ej1-f67.google.com [209.85.218.67]) by gabe.freedesktop.org (Postfix) with ESMTPS id 36EA26E213 for ; Mon, 3 Aug 2020 08:08:47 +0000 (UTC) Received: by mail-ej1-f67.google.com with SMTP id c16so17279363ejx.12 for ; Mon, 03 Aug 2020 01:08:47 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=a0yu7M1tVw0zmP1gDFbyNUMxQCWzxTIkdFlcO1sI50Q=; b=NufZD/8h2bckVI4O0MUiyK2Zt840Q6UeNjlG4CPG1mdVAoexMl9lFA4EhDQyECb0wo 38DOzA2SmYTJIaoA33ug3mjBii4EGnJoMhE9sJ/sWdjKVieD2hccik3Pz8eGWP21bj5j V3N+pRJdWsClar0VLIlnnybQhfnbtaM4GXwACeXKD+HwSkKN9W8uyKvYoQYbAPSbWb3v 9r/yjPdHtNp3ZIYzGNS+2rRKrv3j0R0XjCjNQ8Y6kgw+e+JUCuwnPUk3cqyEIcKKB8ZM kz8nemi91IQrRfJN5gvpIC6KmX/hfjhPttHhKKdisqE8n3Ap0DvgyM7HP30U60wFp8a+ bFxA== X-Gm-Message-State: AOAM533A+5W4OZv6GStkmqF3S4Sf3NsP00ma9fZ69nXnEAaeiXknwE6O 1l0gSwE9jPYrj7nD6CWDM0B5q1Nd X-Google-Smtp-Source: ABdhPJwHcrqjaA28yGyrQjj55BAldR5dFDJiHH5/aOZ4EtnAnmSi9OPoDdHmcKT4tHNj8sn++fO6hg== X-Received: by 2002:a17:907:20db:: with SMTP id qq27mr16105471ejb.550.1596442125868; Mon, 03 Aug 2020 01:08:45 -0700 (PDT) Received: from ?IPv6:2a0b:e7c0:0:107::49? ([2a0b:e7c0:0:107::49]) by smtp.gmail.com with ESMTPSA id dm5sm6828068edb.32.2020.08.03.01.08.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 03 Aug 2020 01:08:45 -0700 (PDT) Subject: Re: [PATCH] vgacon: fix out of bounds write to the scrollback buffer To: =?UTF-8?B?5byg5LqR5rW3?= , Solar Designer References: <659f8dcf-7802-1ca1-1372-eb7fefd4d8f4@kernel.org> <9fb43895-ca91-9b07-ebfd-808cf854ca95@nsfocus.com> From: Jiri Slaby Message-ID: <9386c640-34dd-0a50-5694-4f87cc600e0f@kernel.org> Date: Mon, 3 Aug 2020 10:08:43 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <9fb43895-ca91-9b07-ebfd-808cf854ca95@nsfocus.com> Content-Language: en-US X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Linux Fbdev development list , Kyungtae Kim , b.zolnierkie@samsung.com, Greg KH , Linux kernel mailing list , DRI devel , Anthony Liguori , Yang Yingliang , xiao.zhang@windriver.com, Linus Torvalds , "Srivatsa S. Bhat" Content-Type: text/plain; charset="gbk" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" SGksCgpPbiAzMS4gMDcuIDIwLCA3OjIyLCDVxdTGuqMgd3JvdGU6Cj4gUmVtb3ZlIHdoaXRlc3Bh Y2UgYXQgRU9MCgpJIGFtIGZpbmUgd2l0aCB0aGUgcGF0Y2guIEhvd2V2ZXIgaXQgc2hvdWxkIGJl IHNlbnQgcHJvcGVybHkgKGlubGluZQptYWlsLCBoYXZpbmcgYSBQQVRDSCBzdWJqZWN0IGV0Yy4g LS0gc2VlCkRvY3VtZW50YXRpb24vcHJvY2Vzcy9zdWJtaXR0aW5nLXBhdGNoZXMucnN0KS4gZ2l0 IHNlbmQtZW1haWwgYWZ0ZXIgZ2l0CmZvcm1hdC1wYXRjaCBoYW5kbGVzIG1vc3Qgb2YgaXQuCgpU aGVyZSBpcyBhbHNvIHF1ZXN0aW9uIHdobyBpcyB3aWxsaW5nIHRvIHRha2UgaXQ/CgpCYXJ0PyBH cmVnPyBTaG91bGQgd2Ugcm91dGUgaXQgdmlhIGFrcG0sIG9yIHdpbGwgeW91IExpbnVzIGRpcmVj dGx5PyAoSQpjYW4gc2lnbiBvZmYgYW5kIHJlc2VuZCB0aGUgcGF0Y2ggd2hpY2ggd2FzIGF0dGFj aGVkIHRvIHRoZSBtYWlsIEkgYW0KcmVwbHlpbmcgdG8gdG9vLCBpZiBuZWVkIGJlLikKCnRoYW5r cywKLS0gCmpzCnN1c2UgbGFicwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9k cmktZGV2ZWwK