TITLE: SSRT3653 - HP Tru64 UNIX BIND V8 Potential Security Vulnerability Copyright (c) Hewlett-Packard Company 2003. All rights reserved. PRODUCT: HP Tru64 UNIX [R] 5.1 SOURCE: Hewlett-Packard Company ECO INFORMATION: ECO Name: T64KIT0020695-V51B20-ES-20031114 ECO Kit Approximate Size: 4.24MB Kit Applies To: HP Tru64 UNIX 5.1 PK6 (BL20) ECO Kit CHECKSUMS: /usr/bin/sum results: 26135 4340 /usr/bin/cksum results: 4048799146 4444160 MD5 results: ce5151e384950dfbf66409e06c765122 SHA1 results: 37444903b24c2c88386b2036876e305e82651bc0 ECO KIT SUMMARY: A dupatch-based, Early Release Patch kit exists for HP Tru64 UNIX 5.1 that contains solutions to the following problem(s): A potential security vulnerability has been identified in the HP Tru64 UNIX BIND version 8 code that could result in a local or remotely exploited Denial of Service (DoS). HP has corrected the following potential security vulnerability: SSRT3653 - BIND v8 (Severity - High) Reference: CERT VU#734644 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 have a file intersection with a previously released ERP. See Supercedes section below. 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 5.1 PK6 (BL20) prior to installing this Early Release Patch Kit. SUPERSEDED PATCH LIST: This patch kit supersedes the following Tru64 UNIX patch kit: SSRT2275, SSRT2229 Potential Security Vulnerability Patches T64V51B20-C0170000-16982-ES-20030218.tar The patch in this ERP kit is built so it will contain all the prior corrections and install over the SSRT2275, SSRT2229 patch. However, installation will be blocked if any other patches have been installed that affect the following distributed files: ./sbin/named ./usr/bin/nslookup ./usr/sbin/named ./usr/sbin/named-xfer KNOWN PROBLEMS WITH THE PATCH KIT: None. RELEASE NOTES FOR T64KIT0020695-V51B20-ES-20031114: Release Notes This document summarizes the contents and special instructions for the Tru64 UNIX V5.1 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 SSRT3653 * for Tru64 UNIX V5.1 T64V51B20AS0006-20030210.tar (BL20) 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 V5.1 Patch C1854.00 3 Summary of CSPatches contained in this kit Tru64 UNIX V5.1 PatchId Summary Of Fix ---------------------------------------- C1854.00 Fix for SSRT3653, BIND v8 4 Additional information from Engineering None 5 Affected system files This patch delivers the following files: Tru64 UNIX V5.1 Patch C1854.00 ./sbin/named CHECKSUM: 18333 831 SUBSET: OSFINET510 ./usr/bin/nslookup CHECKSUM: 62128 523 SUBSET: OSFCLINET510 ./usr/sbin/named CHECKSUM: 27114 977 SUBSET: OSFINET510 ./usr/sbin/named-xfer CHECKSUM: 04332 521 SUBSET: OSFINET510 [R] UNIX is a registered trademark in the United States and other countries licensed exclusively through X/Open Company Limited. Copyright Hewlett-Packard Company 2003. 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.