Received: by 2002:ac0:bc90:0:0:0:0:0 with SMTP id a16csp530493img; Mon, 18 Mar 2019 08:29:06 -0700 (PDT) X-Google-Smtp-Source: APXvYqwvDXQCf5R22npP4dcKSM4v0WwTAqULLvSEY5cLevJwu8F4WooTORdp+530C/c6aasgHzJ9 X-Received: by 2002:a63:5c5e:: with SMTP id n30mr13852828pgm.298.1552922946039; Mon, 18 Mar 2019 08:29:06 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1552922946; cv=none; d=google.com; s=arc-20160816; b=PKgFZEhmgsaJ6uB/QQNQbkgqXGxSwQAHqPo1lE5oTA4qYhio/eZ690MvrPCa4DEgRa zT5FsUICVKzE3QcoC0MOgZD2ucWKArDcI0jhMHb7HPTet2gXW1+1jdx/HKMWeQsgX2gv C0C3Okad/PFWBZ22trVG51q3QlmycyrPlbfqMjeIVTW707Gskgdtd9pqj+amCSZglb/j JSjziK72WF/ZEa5nBxu00Z/pbZi9PylKQ+gFA50pZT/2Ma3Dqo0gldXC/fUhMD8YAhc5 nOgxg6+3GEOiuNCTa/vyxNA6rVJ0PiutJMJPRaYYs4j1DnfQDqvG7gcOlDBdDsbaXvGy Q85g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=OZiEMUv2C1hI2sHin67F7CKOKuyQGCZtGHIGtzRrsO0=; b=lrN5a+JVlohzIapoSle1m3P7TV8A8kymrPpF6X8nqQq/TWrzv8Octmsv5b1MAvvoNL f3+8Pd/WALew9x3fj5ezD0WoTE+gDh9rizaZw+/BUc3a6ruewRyeOF3+QiyubaD5vc08 r09embL1mLdyDGEWoTeOckjvU0T3xMG0QdyHK/B8YsaYBXITre0r8AuUqLagBlWEvnxn VnAARCx9v2I2NxFasdBx0Vgq9dVEZ0JuhN1AhqqPQam8Q5LhFpvf1utfop44R0lmoLGJ R1OgPaDFi4rB/Tncigc4+28mHK9hgzY8DY5fQPpVu107obNNn0wwrqe4yNFoW9YVjrhG K+Yg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id k1si10000733pld.332.2019.03.18.08.28.49; Mon, 18 Mar 2019 08:29:06 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727213AbfCRP1O (ORCPT + 99 others); Mon, 18 Mar 2019 11:27:14 -0400 Received: from ganesha.gnumonks.org ([213.95.27.120]:57770 "EHLO ganesha.gnumonks.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726837AbfCRP1O (ORCPT ); Mon, 18 Mar 2019 11:27:14 -0400 Received: from [195.39.71.253] (helo=gnumonks.org) by ganesha.gnumonks.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1h5tl4-0001bd-IU; Mon, 18 Mar 2019 16:01:04 +0100 Date: Mon, 18 Mar 2019 16:00:58 +0100 From: Pablo Neira Ayuso To: Aditya Pakki Cc: kjlu@umn.edu, Jozsef Kadlecsik , Florian Westphal , "David S. Miller" , Alexey Kuznetsov , Hideaki YOSHIFUJI , netfilter-devel@vger.kernel.org, coreteam@netfilter.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] netfilter: ip6t_srh: Fix potential NULL pointer dereference Message-ID: <20190318150058.nn2cgvvid7jbvi4t@salvia> References: <20190311231920.26514-1-pakki001@umn.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190311231920.26514-1-pakki001@umn.edu> User-Agent: NeoMutt/20170113 (1.7.2) X-Spam-Score: -2.7 (--) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 11, 2019 at 06:19:20PM -0500, Aditya Pakki wrote: > skb_header_pointer in srh_mt6 may return a NULL pointer that is > dereferenced in ipv6_masked_addr_cmp. This patch avoids such a scenario. I'll take this one instead: https://patchwork.ozlabs.org/patch/1056390/ Thanks for submitting a patch anyway.