TITLE:  SSRT4721 - HP Tru64 UNIX dtlogin and xdm Potential Security Vulnerability

Copyright (c) Hewlett-Packard Company 2004.  All rights reserved.


PRODUCT:    HP Tru64 UNIX [R] 4.0F
SOURCE:     Hewlett-Packard Company

ECO INFORMATION:

     ECO Name:  DUXKIT0022085-V40FB22-ES-20040412
     ECO Kit Approximate Size:  3.30MB 
     Kit Applies To:  HP Tru64 UNIX 4.0F PK8 (BL22)

     ECO Kit CHECKSUMS:
	/usr/bin/sum results:  
	36349   3380

	/usr/bin/cksum results: 
	2744076423 3461120

	MD5 results:   
	3587205647c2cd2c43e54ce9831949d5

	SHA1 results:
	d26ad05e6914934db8f47a3dbc107bb757dec111


ECO KIT SUMMARY:

A dupatch-based, Early Release Patch kit exists for HP Tru64 UNIX 4.0F that
contains solutions to the following problem(s):

A potential security vulnerability has been identified in the 
HP Tru64 UNIX CDE (Common Desktop Environment) and XDM 
(X Display Manager) software. The potential vulnerability 
may be locally and remotely exploitable, resulting in  
denial of service (DOS), unauthorized priviledged access, or both.
 
SSRT4721 - dtlogin   -	(Severity - High)

The Patch Kit Installation Instructions and the Patch Summary and Release
Notes documents provide patch kit installation and removal instructions
and a summary of each patch. Please read these documents prior to 
installing patches on your system.


INSTALLATION NOTES:

1) Install this kit with the dupatch utility that is included in the patch
   kit. You may need to baseline your system if you have manually changed
   system files on your system. The dupatch utility provides the baselining
   capability.

2) The patch in this ERP kit does not have any file intersections with any
   other ERP available at this time for this product version.

3) This ERP kit will NOT install over any Customer Specific Patches (CSPs)
   which have file intersections with this ERP kit. Contact your normal
   Service Provider for assistance if the installation of this ERP kit is
   blocked by any of your installed CSPs.


INSTALLATION PREREQUISITES:

You must have installed HP Tru64 UNIX 4.0F PK8 (BL22) prior to installing 
this Early Release Patch Kit.

	

KNOWN PROBLEMS WITH THE PATCH KIT:

None.


RELEASE NOTES FOR DUXKIT0022085-V40FB22-ES-20040412:


			 Release Notes

     This document summarizes the contents and special instructions for the 
     Digital UNIX V4.0F patches contained in this kit.

     For information about installing or removing patches, baselining, 
     and general patch management, see the Patch Kit Installation 
     Instructions document. 

1 Release Notes


This Early Release Patch Kit Distribution contains:

   - fixes that resolve the problem(s) reported in: 
        o SSRT4721 
             * for Digital UNIX V4.0F DUV40FB22AS0008-20030730.tar (BL22)

 The patches in this kit are being released early for general customer use.
 Refer to the Release Notes for a summary of each patch and installation 
 prerequisites.

 Patches in this kit are installed by running dupatch from the directory 
 in which the kit was untarred. For example, as root on the target system:

	> mkdir -p /tmp/CSPkit1
	> cd /tmp/CSPkit1
	> <copy the kit to /tmp/CSPkit1>
	> tar -xpvf DUV40D13-C0044900-1285-20000328.tar
	> cd patch_kit
	> ./dupatch

2 Special Instructions

There are no special instructions for Digital UNIX V4.0F Patch C1046.00
There are no special instructions for Digital UNIX V4.0F Patch C1045.00


3 Summary of CSPatches contained in this kit


Digital UNIX V4.0F

PatchId			Summary Of Fix
----------------------------------------
C1046.00			Fix for SSRT4721, dtlogin
C1045.00			Fix for SSRT4721, dtlogin


4 Additional information from Engineering


None



5 Affected system files
This patch delivers the following files:

Digital UNIX V4.0F
	Patch C1046.00
		./usr/bin/X11/xdm
			CHECKSUM:	61991 153
			SUBSET:	OSFX11440
	Patch C1045.00
		./usr/dt/bin/dtlogin
			CHECKSUM:	62565 224
			SUBSET:	OSFCDEDT440



[R] UNIX is a registered trademark in the United States and other countries 
licensed exclusively through X/Open Company Limited.

Copyright Hewlett-Packard Company 2004.  All Rights reserved.

  This software is proprietary to and embodies the confidential technology
  of Hewlett-Packard Company.  Possession, use, or copying of this
  software and media is authorized only pursuant to a valid written license
  from Hewlett-Packard or an authorized sublicensor.

       This ECO has not been through an exhaustive field test process.
       Due to the experimental stage of this ECO/workaround, Hewlett-Packard
       makes no representations regarding its use or performance. The
       customer shall have the sole responsibility for adequate protection
       and back-up data used in conjunction with this ECO/workaround.