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14.10.xC5 FixList
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Informix - Problem description

Problem IT30417 Status: Closed

POTENTIAL LARGE AMOUNTS OF MEMORY CORRUPTION/SERVER ABORT IF ROWLENGTH
PORTION OF VARIABLE LENGTH SORT DATA IS CORRUPTED

product:
INFORMIX SERVER / 5725A3900 / B70 - IDS 11.70
Problem description:
When the server is doing sorts that involve variable length
records, the 4 bytes proceeding the sort row is a length.  If
this length is corrupted, it can cause the server to use bad
lengths in bycopy calls, which can cause a large variety of
failures due to potential large scale memory corruption.
Problem Summary:
****************************************************************
* USERS AFFECTED:                                              *
* Users of IDS 11.70.xC9 and previous versions.                *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* When the server is doing sorts that involve variable length  *
* records, the 4 bytes proceeding the sort row is a length.    *
* If this length is corrupted, it can cause the server to use  *
* bad lengths in bycopy calls, which can cause a large variety *
* of failures due to potential large scale memory corruption.  *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Local Fix:
Solution
Workaround
not known / see Local fix
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
26.09.2019
04.11.2019
31.08.2020
Problem solved at the following versions (IBM BugInfos)
11.70.xC10
Problem solved according to the fixlist(s) of the following version(s)
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