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] 5.1B SOURCE: Hewlett-Packard Company ECO INFORMATION: ECO Name: T64KIT0022100-V51BB22-ES-20040413 ECO Kit Approximate Size: 3.14MB Kit Applies To: HP Tru64 UNIX 5.1B PK2 (BL22) ECO Kit CHECKSUMS: /usr/bin/sum results: 19755 3220 /usr/bin/cksum results: 3457705154 3297280 MD5 results: b3d5a4e01bba93f0b76c01e109c83b88 SHA1 results: c1af05299039d828dc9e73be48ec69c194dac74f ECO KIT SUMMARY: A dupatch-based, Early Release Patch kit exists for HP Tru64 UNIX 5.1B 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. The patches in this ERP kit will also be available in the next mainstream patch kit - HP Tru64 UNIX 5.1B Patch Kit 4. 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 5.1B PK2 (BL22) prior to installing this Early Release Patch Kit. KNOWN PROBLEMS WITH THE PATCH KIT: None. RELEASE NOTES FOR T64KIT0022100-V51BB22-ES-20040413: Release Notes This document summarizes the contents and special instructions for the Tru64 UNIX V5.1B 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 Tru64 UNIX V5.1B T64V51BB22AS0002-20030415.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 > > tar -xpvf DUV40D13-C0044900-1285-20000328.tar > cd patch_kit > ./dupatch 2 Special Instructions There are no special instructions for Tru64 UNIX V5.1B Patch C626.00 There are no special instructions for Tru64 UNIX V5.1B Patch C622.00 3 Summary of CSPatches contained in this kit Tru64 UNIX V5.1B PatchId Summary Of Fix ---------------------------------------- C626.00 Fix for SSRT4721, dtlogin C622.00 Fix for SSRT4721, dtlogin 4 Additional information from Engineering None 5 Affected system files This patch delivers the following files: Tru64 UNIX V5.1B Patch C626.00 ./usr/bin/X11/xdm CHECKSUM: 11268 162 SUBSET: OSFX11540 Patch C622.00 ./usr/dt/bin/dtlogin CHECKSUM: 00373 235 SUBSET: OSFCDEDT540 [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.