Patch-ID# 103687-03
Keywords: security rpc.nisd_resolv BIND 4.9.3 libresolv.so.2 YP DNS NIS+ ttl
Synopsis: SunOS 5.5.1_x86: rpc.nisd_resolv patch
Date: Jun/19/2001

Solaris Release: 2.5.1_x86

SunOS Release: 5.5.1_x86

Unbundled Product: 

Unbundled Release: 

Xref: This patch available for SPARC as patch 103686

Topic: SunOS 5.5.1_x86: rpc.nisd_resolv patch

Relevant Architectures: i386

BugId's fixed with this patch: 1231599 1253598 4124715

Changes incorporated in this version: 4124715

Patches accumulated and obsoleted by this patch: 

Patches which conflict with this patch: 

Patches required with this patch: 103664-01 or greater

Obsoleted by: 

Files included with this patch: 

/usr/sbin/rpc.nisd_resolv

Problem Description:

4124715 Denial of Service in connection oriented Transports.
 
(from 103687-02)
 
1231599 YP caches host info for too long and does not honor the refresh times from DNS
 
(from 103687-01)
 
1253598 rpc.nisd_resolv source modifications and rebuild for BIND 4.9.3

Patch Installation Instructions:
-------------------------------- 
Refer to the Install.info file within the patch for instructions on
using the generic 'installpatch' and 'backoutpatch' scripts provided
with each patch.  Any other special or non-generic installation
instructions should be described below.

Special Install Instructions:
-----------------------------
 
	NOTE1:  This patch requires the i386 libresolv.so.2/BIND 4.9.3 patch,
  		103664-01 or newer, to be installed on the target system.
 
	NOTE2:  It is recommended to install the following patches (or newer):
 
		103595-03	sendmail patch
		103681-01	nscd/nscd_nischeck rebuild for BIND 4.9.3
		103684-01	nss_dns.so.1 rebuild for BIND 4.9.3
 
        NOTE3:  To get the complete fix for bug 4124715 (Denial of Service in
                connection oriented Transports) we recommend installation of
                the following patches (or newer):
 
                103641-33       (libnsl & rpc.nisd)                
                103996-02       (/usr/sbin/rpc.nispasswdd)                
                108929-01       (/usr/sbin/rpc.bootparamd)        
                104332-08       (/usr/sbin/rpcbind)               
                105134-02       (/usr/sbin/keyserv)               
                105166-03       (ypbind)         
                104167-05       (/usr/lib/nfs/statd)                 
                104221-04       (/usr/lib/nfs/mountd)

README -- Last modified date:  Tuesday, June 19, 2001