From owner-freebsd-bugs@FreeBSD.ORG Sat Feb 10 06:50:14 2007 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 [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id C6FD516A401 for ; Sat, 10 Feb 2007 06:50:14 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [69.147.83.40]) by mx1.freebsd.org (Postfix) with ESMTP id 907FF13C4BD for ; Sat, 10 Feb 2007 06:50:14 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.4/8.13.4) with ESMTP id l1A6oEZ1064476 for ; Sat, 10 Feb 2007 06:50:14 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id l1A6oE3n064475; Sat, 10 Feb 2007 06:50:14 GMT (envelope-from gnats) Resent-Date: Sat, 10 Feb 2007 06:50:14 GMT Resent-Message-Id: <200702100650.l1A6oE3n064475@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, Chris Haulmark Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 7353516A402 for ; Sat, 10 Feb 2007 06:44:29 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [69.147.83.33]) by mx1.freebsd.org (Postfix) with ESMTP id 648EA13C4A5 for ; Sat, 10 Feb 2007 06:44:29 +0000 (UTC) (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 l1A6iTuu022221 for ; Sat, 10 Feb 2007 06:44:29 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.13.1/8.13.1/Submit) id l1A6iT3H022220; Sat, 10 Feb 2007 06:44:29 GMT (envelope-from nobody) Message-Id: <200702100644.l1A6iT3H022220@www.freebsd.org> Date: Sat, 10 Feb 2007 06:44:29 GMT From: Chris Haulmark To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.0 Cc: Subject: kern/109008: [patch] add summary of kern/48198 to jexec manpage 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: Sat, 10 Feb 2007 06:50:14 -0000 >Number: 109008 >Category: kern >Synopsis: [patch] add summary of kern/48198 to jexec manpage >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: update >Submitter-Id: current-users >Arrival-Date: Sat Feb 10 06:50:14 GMT 2007 >Closed-Date: >Last-Modified: >Originator: Chris Haulmark >Release: 6.2-stable >Organization: >Environment: >Description: >How-To-Repeat: >Fix: Patch attached with submission follows: --- jexec.8 Thu Jun 8 12:29:05 2006 +++ jexec.8-edited Sat Feb 10 00:32:35 2007 @@ -53,6 +53,23 @@ The user name from jailed environment as whom the .Ar command should run. +.Sh DESIGN NOTES +Administrator have to be aware that non-jailed users +can kill processes owned by the same UID that are +running in jail environments. It is suggested that +the administrators do not create user accounts outside +the jail enviornments with the same UIDs as the accounts +inside the jail. Exactly same problem exists with file +system objects and this can't be sloved in this way, +because no information about jail exists in file's inode +and users outside of jail are not chrooted. + +If administrator is running virtual servers with jail and +with regular users inside those virtual servers, it is +recommended that there should be no users accounts on this +machine outside the jail environments. + +This above is an expected behavior. .Sh SEE ALSO .Xr jail_attach 2 , .Xr jail 8 , >Release-Note: >Audit-Trail: >Unformatted: