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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 A7A4EC33CAA for ; Mon, 20 Jan 2020 16:42:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7720121D7E for ; Mon, 20 Jan 2020 16:42:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729092AbgATQmW (ORCPT ); Mon, 20 Jan 2020 11:42:22 -0500 Received: from correo.us.es ([193.147.175.20]:53146 "EHLO mail.us.es" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728712AbgATQmW (ORCPT ); Mon, 20 Jan 2020 11:42:22 -0500 Received: from antivirus1-rhel7.int (unknown [192.168.2.11]) by mail.us.es (Postfix) with ESMTP id 7B6B515AEB0 for ; Mon, 20 Jan 2020 17:42:20 +0100 (CET) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id 6E2AADA71F for ; Mon, 20 Jan 2020 17:42:20 +0100 (CET) Received: by antivirus1-rhel7.int (Postfix, from userid 99) id 6383BDA714; Mon, 20 Jan 2020 17:42:20 +0100 (CET) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id 5A600DA711; Mon, 20 Jan 2020 17:42:18 +0100 (CET) Received: from 192.168.1.97 (192.168.1.97) by antivirus1-rhel7.int (F-Secure/fsigk_smtp/550/antivirus1-rhel7.int); Mon, 20 Jan 2020 17:42:18 +0100 (CET) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/antivirus1-rhel7.int) Received: from us.es (unknown [90.77.255.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: 1984lsi) by entrada.int (Postfix) with ESMTPSA id 310B341E4801; Mon, 20 Jan 2020 17:42:18 +0100 (CET) Date: Mon, 20 Jan 2020 17:42:17 +0100 X-SMTPAUTHUS: auth mail.us.es From: Pablo Neira Ayuso To: Kadlecsik =?iso-8859-1?Q?J=F3zsef?= Cc: syzbot , netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [PATCH 1/1] netfilter: ipset: use bitmap infrastructure completely Message-ID: <20200120164217.udzs5jxb35phd4ks@salvia> References: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) X-Virus-Scanned: ClamAV using ClamSMTP Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Sun, Jan 19, 2020 at 10:06:49PM +0100, Kadlecsik József wrote: > The bitmap allocation did not use full unsigned long sizes > when calculating the required size and that was triggered by KASAN > as slab-out-of-bounds read in several places. The patch fixes all > of them. Applied, thanks Jozsef.