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SI59100 - OSP-DNS/Fix CVE-2015-8000 for DNS bind

PTF ( Program Temporary Fixes ) Cover letter


Order this fix

Abstract

OSP-DNS/Fix CVE-2015-8000 for DNS bind


Pre/Co-Requisite PTF / Fix List

REQ  LICENSED           PTF/FIX  LEVEL

TYPE PROGRAM  RELEASE   NUMBER   MIN/MAX  OPTION
---- -------- --------- -------  -------  ------
NONE



NOTICE:
-------
Application of this PTF may disable or render ineffective programs that
use system memory addresses not generated by the IBM translator,
including programs that circumvent control technology designed to limit
interactive capacity to purchased levels.  This PTF may be a prerequisite
for future PTFs.  By applying this PTF you authorize and agree to the
foregoing.

This PTF is subject to the terms of the license agreement which
accompanied, or was contained in, the Program for which you are obtaining
the PTF.  You are not authorized to install or use the PTF except as part
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APAR Error Description / Circumvention

-------------------------------------------------
ISC released CVE-2015-8000. CVE-2015-8000 is about an error in
the parsing of incoming responses which allows some records with
an incorrect class to be accepted by BIND instead of being
rejected as malformed.

CORRECTION FOR APAR 'SE63677' :
-------------------------------
Fixed the potential problem with the ISC-provided fix.

CIRCUMVENTION FOR APAR 'SE63677' :
----------------------------------
None.


Activation Instructions


None.




Special Instructions

END DOMAIN NAME SERVERS ON THE SYSTEM
EXAMPLE: ENDTCPSVR SERVER(*DNS) DNSSVR(*ALL)
THEN APPLY THE PTF
START DOMAIN NAME SERVER AGAIN
EXAMPLE: STRTCPSVR SERVER(*DNS) DNSSVR(<DNS_NAME>)

********************************************************************
THE FOLLOWING ARE SUPERSEDED SPECIAL INSTRUCTIONS. IF THE SUPERSEDED
PTF HAS ALREADY BEEN APPLIED AND ITS SPECIAL INSTRUCTION FOLLOWED,
IT IS NOT NECESSARY TO FOLLOW THAT SPECIAL INSTRUCTION AGAIN.
********************************************************************

SPECIAL INSTRUCTIONS FOR SUPERSEDED PTF SI55866 :
=================================================

END DOMAIN NAME SERVERS ON THE SYSTEM
EXAMPLE: ENDTCPSVR SERVER(*DNS) DNSSVR(*ALL)
THEN APPLY THE PTF
START DOMAIN NAME SERVER AGAIN
EXAMPLE: STRTCPSVR SERVER(*DNS) DNSSVR(<DNS_NAME>)


Default Instructions

THIS PTF CAN BE APPLIED IMMEDIATE OR DELAYED.



Supersedes

PTF/FIX NO(S).  APAR TITLE LINE
--------------  ------------------------------------------------------------
   SI57893      TCPIP-CFG-UNPRED
   SI57655      TCPIP-CFG-UNPRED
   SI56803      F/ENDTCPSVR-MOD/QTOBJOBS-PRCS/ERRNO 3025
   SI56233      TCPIP-CFG-UNPRED
   SI55866      OSP-DNS Fix for CVE-2014-8500:  A Defect in Delegation Handl
   SI52362      OSP-DNS- ENDTCPSVR *DNS COMMAND SHOWS MSG TCP1A17 EVEN WITH
   SI52362      OSP Several DNS bug fixes
   SI51568      DNS - Fixes for DNS security vulnerabilities (CVE fixes)

Summary Information

System.............................. i
Models..............................
Release............................. V7R2M0
Licensed Program............... 5770SS1
APAR Fixed.......................... SE63677
Superseded by:...................... View fix details for PTF SI70732
Recompile........................... N
Library............................. QDNS
MRI Feature ........................ NONE
Cum Level........................... C6127720


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Document information

More support for: i family

Software version: V7R2M0

Operating system(s): OS/400

Reference #: SI59100

Modified date: 04 February 2016