From owner-freebsd-ports-bugs@FreeBSD.ORG Fri Dec 17 21:40:22 2004 Return-Path: Delivered-To: freebsd-ports-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2F89E16A4CF for ; Fri, 17 Dec 2004 21:40:22 +0000 (GMT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id D74EE43D5A for ; Fri, 17 Dec 2004 21:40:21 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.1/8.13.1) with ESMTP id iBHLeL6l095021 for ; Fri, 17 Dec 2004 21:40:21 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.1/8.13.1/Submit) id iBHLeLtd095020; Fri, 17 Dec 2004 21:40:21 GMT (envelope-from gnats) Resent-Date: Fri, 17 Dec 2004 21:40:21 GMT Resent-Message-Id: <200412172140.iBHLeLtd095020@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-ports-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Andriy Gapon Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D3EB016A4CE for ; Fri, 17 Dec 2004 21:34:16 +0000 (GMT) Received: from www.freebsd.org (www.freebsd.org [216.136.204.117]) by mx1.FreeBSD.org (Postfix) with ESMTP id C2DCA43D5D for ; Fri, 17 Dec 2004 21:34:16 +0000 (GMT) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.13.1/8.13.1) with ESMTP id iBHLYF5x016009 for ; Fri, 17 Dec 2004 21:34:15 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.13.1/8.13.1/Submit) id iBHLYFiF016008; Fri, 17 Dec 2004 21:34:15 GMT (envelope-from nobody) Message-Id: <200412172134.iBHLYFiF016008@www.freebsd.org> Date: Fri, 17 Dec 2004 21:34:15 GMT From: Andriy Gapon To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-2.3 Subject: ports/75204: security/openssh-portable sshd may crash on login of user with expired password X-BeenThere: freebsd-ports-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Ports bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Dec 2004 21:40:22 -0000 >Number: 75204 >Category: ports >Synopsis: security/openssh-portable sshd may crash on login of user with expired password >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-ports-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Dec 17 21:40:21 GMT 2004 >Closed-Date: >Last-Modified: >Originator: Andriy Gapon >Release: 5.2.1-RELEASE-p13 >Organization: >Environment: FreeBSD 5.2.1-RELEASE-p13 i386 openssh-portable-overwrite-base-3.9.0.1,1 built from ports >Description: sshd child process crashes when user with expired password logs in >How-To-Repeat: This problem may not be 100% reproducable since random factors are at play (see fix section): 1. set password expiry field for a user to 1 2. try to login via ssh as that user 3. you are thrown out - sshd crashed >Fix: the problem results from trying to free memory pointed by un-initialized pointer: files/patch-session.c:66 -+ char *newcommand; ++ char *newcommand = NULL; >Release-Note: >Audit-Trail: >Unformatted: