Patch-ID# 110323-02
Keywords: security ypbind buffer overflow blank SPACE+CR
Synopsis: SunOS 5.8_x86: /usr/lib/netsvc/yp/ypbind patch
Date: Sep/24/2002

Install Requirements: None                      
                      
Solaris Release: 8_x86

SunOS Release: 5.8_x86

Unbundled Product: 

Unbundled Release: 

Xref: This patch available for SPARC as patch 110322

Topic: SunOS 5.8_x86: /usr/lib/netsvc/yp/ypbind patch

Relevant Architectures: i386

BugId's fixed with this patch: 4362647 4515621

Changes incorporated in this version: 4515621

Patches accumulated and obsoleted by this patch: 

Patches which conflict with this patch: 

Patches required with this patch: 

Obsoleted by: 

Files included with this patch: 

/usr/lib/netsvc/yp/ypbind

Problem Description:

4515621 ypbind incorrectly parses /etc/hosts if SPACE+CR blank line exists
 
(from 110323-01)
 
4362647 ypbind has a remotely exploitable buffer overflow allowing root privileges

Patch Installation Instructions:
--------------------------------
 
For Solaris 2.0-2.6 releases, refer to the Install.info file and/or
the README within the patch for instructions on using the generic
'installpatch' and 'backoutpatch' scripts provided with each patch.
 
For Solaris 7-9 releases, refer to the man pages for instructions
on using 'patchadd' and 'patchrm' scripts provided with Solaris.
Any other special or non-generic installation instructions should be
described below as special instructions.  The following example
installs a patch to a standalone machine:
 
       example# patchadd /var/spool/patch/104945-02
 
The following example removes a patch from a standalone system:
 
       example# patchrm 104945-02
 
For additional examples please see the appropriate man pages.

Special Install Instructions:
-----------------------------
 
None.

README -- Last modified date:  Tuesday, September 24, 2002

