TITLE: SSRT2266 HP Tru64 UNIX IGMP Potential DoS Security Vulnerability New Kit Date: 13-NOV-2002 Modification Date: Not Applicable Modification Type: NEW KIT Copyright (c) Hewlett-Packard Company 2002. All rights reserved. PRODUCT: Tru64 UNIX [R] 5.1A SOURCE: Hewlett-Packard Company ECO INFORMATION: ECO Name: T64V51AB3-C0076000-15793-ES-20021025 ECO Kit Approximate Size: 3MB Kit Applies To: Tru64 UNIX 5.1A PK3 (BL3) ECO Kit CHECKSUMS: /usr/bin/sum results: 33314 2960 /usr/bin/cksum results: 741207185 3031040 MD5 results: d7580a5141bb2b6c7a7e1c051d6833d4 SHA1 results: f8219ad20401cfd89d5c7e8bb23cb38f2d0401df ECO KIT SUMMARY: A dupatch-based, Early Release Patch kit exists for Tru64 UNIX 5.1A that contains solutions to the following problem(s): A potential security vulnerability has been identified in the HP Tru64 UNIX operating system that may result in a Denial of Service (DoS). This potential vulnerability may be in the form of local and remote security domain risks. The following potential vulnerability has been corrected: o SSRT2266 IGMP (Severity - High) IGMP = Internet Group Management Protocol 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 SSRT2266 patch will also be available in Tru64 UNIX 5.1A Patch Kit 4. INSTALLATION NOTES: 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. INSTALLATION PREREQUISITES: You must have installed Tru64 UNIX 5.1A PK3 (BL3) prior to installing this Early Release Patch Kit. KNOWN PROBLEMS WITH THE PATCH KIT: None. RELEASE NOTES FOR T64V51AB3-C0076000-15793-ES-20021025: 1 Release Notes This Early Release Patch Kit Distribution contains: - fixes that resolve the problem(s) reported in: o 94433 SSRT2266 * for Tru64 UNIX V5.1A T64V51AB03AS0003-20020827.tar (BL3) 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 V5.1A Patch C760.00 3 Summary of CSPatches contained in this kit Tru64 UNIX V5.1A PatchId Summary Of Fix ---------------------------------------- C760.00 Fix for SSRT2266, IGMP 4 Additional information from Engineering None 5 Affected system files This patch delivers the following files: Tru64 UNIX V5.1A Patch C760.00 ./sys/BINARY/inet.mod CHECKSUM: 30059 531 SUBSET: OSFBIN520 [R] UNIX is a registered trademark in the United States and other countries licensed exclusively through X/Open Company Limited. Copyright Hewlett-Packard Company 2002. 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.