From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS4713 221.184.0.0/13 X-Spam-Status: No, score=-2.8 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, FORGED_GMAIL_RCVD,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED, SPF_PASS shortcircuit=no autolearn=no autolearn_force=no version=3.4.2 Received: from neon.ruby-lang.org (neon.ruby-lang.org [221.186.184.75]) by dcvr.yhbt.net (Postfix) with ESMTP id A8C481F45F for ; Sun, 5 May 2019 20:52:32 +0000 (UTC) Received: from neon.ruby-lang.org (localhost [IPv6:::1]) by neon.ruby-lang.org (Postfix) with ESMTP id 9D93A120AB2; Mon, 6 May 2019 05:52:28 +0900 (JST) Received: from o1678948x4.outbound-mail.sendgrid.net (o1678948x4.outbound-mail.sendgrid.net [167.89.48.4]) by neon.ruby-lang.org (Postfix) with ESMTPS id 55488120A8A for ; Mon, 6 May 2019 05:52:27 +0900 (JST) Received: by filter0002p3iad2.sendgrid.net with SMTP id filter0002p3iad2-23570-5CCF4D0D-1 2019-05-05 20:52:29.029547585 +0000 UTC m=+264391.918526135 Received: from herokuapp.com (unknown [35.172.227.62]) by ismtpd0033p1iad2.sendgrid.net (SG) with ESMTP id 54hwx6Q1TCajatRk5So3jQ for ; Sun, 05 May 2019 20:52:28.983 +0000 (UTC) Date: Sun, 05 May 2019 20:52:29 +0000 (UTC) From: lay20114@gmail.com Message-ID: References: Mime-Version: 1.0 X-Redmine-MailingListIntegration-Message-Ids: 68050 X-Redmine-Project: ruby-trunk X-Redmine-Issue-Id: 15832 X-Redmine-Issue-Author: tsuna X-Redmine-Sender: tsuna X-Mailer: Redmine X-Redmine-Host: bugs.ruby-lang.org X-Redmine-Site: Ruby Issue Tracking System X-Auto-Response-Suppress: All Auto-Submitted: auto-generated X-SG-EID: =?us-ascii?Q?Pf3FyF5xaaYerzid6XvXjBljFnclRp2pjln9FgjMeWiAyl5JmYZOO+rjrgOTRf?= =?us-ascii?Q?ANB5UIftlfMquib1lN+S9H8XLTjddgWEXLkBCl1?= =?us-ascii?Q?R=2FtMh0xEIF=2F6mB=2FfYn5qXTWcebCEiLyUnsx6fL5?= =?us-ascii?Q?l9I7BRJsSgD+t5f7Oy12RJLydM8KA9UIIaUGIaQ?= =?us-ascii?Q?PC9WPRmwZWlirg13CvquGReqDSqvlDspIiw=3D=3D?= To: ruby-core@ruby-lang.org X-ML-Name: ruby-core X-Mail-Count: 92567 Subject: [ruby-core:92567] [Ruby trunk Bug#15832] IPAddr.new accepts invalid mask IP address X-BeenThere: ruby-core@ruby-lang.org X-Mailman-Version: 2.1.15 Precedence: list Reply-To: Ruby developers List-Id: Ruby developers List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ruby-core-bounces@ruby-lang.org Sender: "ruby-core" Issue #15832 has been reported by tsuna (Kenta Tsuna). ---------------------------------------- Bug #15832: IPAddr.new accepts invalid mask IP address https://bugs.ruby-lang.org/issues/15832 * Author: tsuna (Kenta Tsuna) * Status: Open * Priority: Normal * Assignee: * Target version: * ruby -v: ruby 2.7.0dev (2019-05-05 trunk 594a033ff0) [x86_64-linux] * Backport: 2.4: UNKNOWN, 2.5: UNKNOWN, 2.6: UNKNOWN ---------------------------------------- IPAddr.new accepts IP address with multiple mask and/or zero padded one. ``` $ cat ipaddr.rb require 'ipaddr' addrs = %w[192.0.2.0/24/16 192.0.2.0/00024 192.0.2.0/24/00016 192.0.2.0/00024/16 2001:db8::/32/24 2001:db8::/00032 2001:db8::/32/00024 2001:db8::/00032/24] addrs.each do |addr| begin p IPAddr.new(addr) puts "#{addr} is valid" rescue StandardError puts "#{addr} is invalid" end end ``` ``` $ ruby ipaddr.rb # 192.0.2.0/24/16 is valid # 192.0.2.0/00024 is valid # 192.0.2.0/24/00016 is valid # 192.0.2.0/00024/16 is valid # 2001:db8::/32/24 is valid # 2001:db8::/00032 is valid # 2001:db8::/32/00024 is valid # 2001:db8::/00032/24 is valid ``` -- https://bugs.ruby-lang.org/