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MF65652 - CRYPTO: Validate reference count of internal context object

PTF Cover Letter


PTF ( Program Temporary Fixes ) Cover letter


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Abstract

CRYPTO: Validate reference count of internal context object


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 'IBM License Agreement for Machine
Code', the terms of which were provided in a printed document that was
delivered with the machine.

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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON INFRINGEMENT,
REGARDING THE PTF.





APAR Error Description / Circumvention

-----------------------------------------------
It's possible that an object may be deleted from the internal
cryptographic library prior to validating the reference count.
If the reference count drops below zero, the context object
associated with the internal object may also be deleted.

CORRECTION FOR APAR MA47458 :
-----------------------------
This fix ensure that the reference count is checked prior to
deletion.

CIRCUMVENTION FOR APAR MA47458 :
--------------------------------
None.


Activation Instructions


None.




Special Instructions


None.


Default Instructions

THIS PTF CAN BE APPLIED IMMEDIATE OR DELAYED.



Supersedes

PTF/FIX NO(S).  APAR TITLE LINE
--------------  ------------------------------------------------------------
   MF61886      OSP-PERFM SYSTEM SSL TLSV1.2 MEMORY LEAK

Summary Information

System..............................  i
Models..............................  
Release.............................  V7R3M0
Licensed Program....................  5770999
APAR Fixed..........................  View details for APAR MA47458
Superseded by:......................  View fix details for PTF MF99213
Recompile...........................  N
Library.............................  QSYS
MRI Feature ........................  NONE
Cum Level...........................  C9116730


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Document Information

Modified date:
12 October 2022