Message ID | 20210209192028.3350290-1-eric.dumazet@gmail.com |
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Headers | show
Return-Path: <netdev-owner@kernel.org> 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=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 DF35BC433E6 for <netdev@archiver.kernel.org>; Tue, 9 Feb 2021 20:07:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 95CA164E9D for <netdev@archiver.kernel.org>; Tue, 9 Feb 2021 20:07:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233805AbhBIUFb (ORCPT <rfc822;netdev@archiver.kernel.org>); Tue, 9 Feb 2021 15:05:31 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53566 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233481AbhBITq6 (ORCPT <rfc822;netdev@vger.kernel.org>); Tue, 9 Feb 2021 14:46:58 -0500 Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CA508C061221 for <netdev@vger.kernel.org>; Tue, 9 Feb 2021 11:20:32 -0800 (PST) Received: by mail-pl1-x62f.google.com with SMTP id e12so10317059pls.4 for <netdev@vger.kernel.org>; Tue, 09 Feb 2021 11:20:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=svuB3J0qyDEvLP/pBhIZ5q1DZJvHJU3Hx0s6tZ8JwEg=; b=kFSMJDkDN4mYpLuxLZHdd7FMvIoCSJl2GQcmBRvZeVAqac8EnMCaqQqG306hIQWmNC uZVJbK1ElvGV4Qrrf483SV0dEPx13F4Bc3QQYP/5bevJQH0fjHdf26eY7jGuKPu68wzX DW9wT9toN3GEb04/2zFg0Xd5Vrw2L2K1P2ahUQvvZFUP8BtZy2kRCUqB8C7oyMOS6ilC RhdScG2tBM8QPaOT7RZV+rjBN/BJ1vDvKra73UgVMifhLEpMK7MYhWATwc5mNWA8SC/U SCme4zOlnp4oJyYR4wzbytEZEQ5BPBOQXMBfaPi8IwmafUAbj/Ru5j646nL78jjkbhe1 ivZQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=svuB3J0qyDEvLP/pBhIZ5q1DZJvHJU3Hx0s6tZ8JwEg=; b=TuLmSWzLT7i3CKqPFnEffdog5mscWNYWHumfRlskdmHIX3n8ayGCCPyNCfzSAIKGwR Kvf/wrZjz5DSzS33Mo0R2urExn5OeGfppKnUn07Gv/CFathUPhmgyGrLdFNVAtgnjzn/ YDb3hOxHsdM/xS+Pl9tYHuLwA0DPkgYtG9wmTaxNRxqn+l5xo+H9SdGVKhR8TJyVNW6V /ZE5yRZTWg+rb9m2yg8I5Y9NkvitVr5ssSwNvHBO15eJ4vLhJ+Q31BBZMKYpAHrFtqVl 8+gV2s6cwy8mahsFn5junhrWhpqW5/P71a2V4yKyDgtEu1uMxmvcU+JV84G0vH9A+pa1 Saxw== X-Gm-Message-State: AOAM530S68jhfnvZkgpmauwtj7l/3FnJg7l0Nr90R3GILdef+G1S8mrz z+sbFWqrmF63Q+vdXuSLlN0= X-Google-Smtp-Source: ABdhPJx4akDTdJvXLF4HsHR3twmUTdfeQzj0wnsYQbhBA3ZVsunX3+/DVTqfgQkos79A3SOdgEcexA== X-Received: by 2002:a17:902:d691:b029:e1:561e:f8af with SMTP id v17-20020a170902d691b02900e1561ef8afmr22018753ply.23.1612898432472; Tue, 09 Feb 2021 11:20:32 -0800 (PST) Received: from edumazet1.svl.corp.google.com ([2620:15c:2c4:201:3965:c391:f1c0:1de0]) by smtp.gmail.com with ESMTPSA id p12sm3252390pju.35.2021.02.09.11.20.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Feb 2021 11:20:31 -0800 (PST) From: Eric Dumazet <eric.dumazet@gmail.com> To: "David S . Miller" <davem@davemloft.net>, Jakub Kicinski <kuba@kernel.org> Cc: netdev <netdev@vger.kernel.org>, Eric Dumazet <edumazet@google.com>, Eric Dumazet <eric.dumazet@gmail.com> Subject: [PATCH net-next 0/2] tcp: RFC 6056 induced changes Date: Tue, 9 Feb 2021 11:20:26 -0800 Message-Id: <20210209192028.3350290-1-eric.dumazet@gmail.com> X-Mailer: git-send-email 2.30.0.478.g8a0d178c01-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: <netdev.vger.kernel.org> X-Mailing-List: netdev@vger.kernel.org |
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tcp: RFC 6056 induced changes
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From: Eric Dumazet <edumazet@google.com> This is based on a report from David Dworken. First patch implements RFC 6056 3.3.4 proposal. Second patch is adding a little bit of noise to make attacker life a bit harder. Eric Dumazet (2): tcp: change source port randomizarion at connect() time tcp: add some entropy in __inet_hash_connect() net/ipv4/inet_hashtables.c | 25 ++++++++++++++++++++++--- 1 file changed, 22 insertions(+), 3 deletions(-)