From owner-freebsd-bugs@FreeBSD.ORG Tue Jul 26 04:50:06 2005 Return-Path: X-Original-To: freebsd-bugs@hub.freebsd.org Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7471416A41F for ; Tue, 26 Jul 2005 04:50:06 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9664243D48 for ; Tue, 26 Jul 2005 04:50:05 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.3/8.13.3) with ESMTP id j6Q4o57k022136 for ; Tue, 26 Jul 2005 04:50:05 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.3/8.13.1/Submit) id j6Q4o5Qf022135; Tue, 26 Jul 2005 04:50:05 GMT (envelope-from gnats) Resent-Date: Tue, 26 Jul 2005 04:50:05 GMT Resent-Message-Id: <200507260450.j6Q4o5Qf022135@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, "Mikhail T." Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A242516A420 for ; Tue, 26 Jul 2005 04:42:17 +0000 (GMT) (envelope-from mi@blue.virtual-estates.net) Received: from mail26.sea5.speakeasy.net (mail26.sea5.speakeasy.net [69.17.117.28]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1661443D45 for ; Tue, 26 Jul 2005 04:42:16 +0000 (GMT) (envelope-from mi@blue.virtual-estates.net) Received: (qmail 30342 invoked from network); 26 Jul 2005 04:42:16 -0000 Received: from aldan.algebra.com (HELO blue.virtual-estates.net) ([216.254.65.224]) (envelope-sender ) by mail26.sea5.speakeasy.net (qmail-ldap-1.03) with AES256-SHA encrypted SMTP for ; 26 Jul 2005 04:42:16 -0000 Received: from blue.virtual-estates.net (blue [127.0.0.1]) by blue.virtual-estates.net (8.13.3/8.13.3) with ESMTP id j6Q4gDob028352; Tue, 26 Jul 2005 00:42:13 -0400 (EDT) (envelope-from mi@blue.virtual-estates.net) Received: (from mi@localhost) by blue.virtual-estates.net (8.13.3/8.13.3/Submit) id j6Q4gDHh028351; Tue, 26 Jul 2005 00:42:13 -0400 (EDT) (envelope-from mi) Message-Id: <200507260442.j6Q4gDHh028351@blue.virtual-estates.net> Date: Tue, 26 Jul 2005 00:42:13 -0400 (EDT) From: "Mikhail T." To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Cc: standards@FreeBSD.org Subject: bin/84106: inet_pton(AF_INET6, ....) seems too permissive X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Jul 2005 04:50:06 -0000 >Number: 84106 >Category: bin >Synopsis: inet_pton(AF_INET6, ....) seems too permissive >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Jul 26 04:50:05 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Mikhail T. >Release: FreeBSD 5.4-STABLE amd64 >Organization: Virtual Estates, Inc. >Environment: System: FreeBSD blue.virtual-estates.net 5.4-STABLE FreeBSD 5.4-STABLE #7: Thu Jul 21 00:06:41 EDT 2005 root@blue.virtual-estates.net:/var/obj/var/src/sys/SILVER amd64 >Description: NSPR's addtest pointed me at this problem -- our inet_pton gladly accepts invalid IPv6 addresses like: 1:2:3:4:5:6:7::8 or 1:2:3:4:5:6::7:8 >How-To-Repeat: Compile the program below and run as: ./inet_pton6_test 1:2:3:4:5:6:7::8 1:2:3:4:5:6::7:8 inet_pton should reject (return 0) both of these addresses. /*------------------ Cut here ----------------------------------------*/ #include #include #include #include #include #include #include int main(int argc, char *argv[]) { int exit_code = 0; if (argc-- == 1) errx(EX_USAGE, "need at least one argument"); do { struct in_addr dummy; const char *host = *++argv; int result; result = inet_pton(AF_INET6, host, &dummy); switch(result) { case 1: printf("%s seems Ok\n", host); break; case 0: printf("%s seems invalid\n", host); exit_code = 1; break; case -1: perror(host); break; default: warn("unexpected result %d to `%s'", result, host); exit_code = 2; break; } } while (--argc); return exit_code; } /*------------------ Cut here ----------------------------------------*/ >Fix: >Release-Note: >Audit-Trail: >Unformatted: