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List:       courier-users
Subject:    Re: [courier-users] courier-imapd error: Keyword hashtable memory corruption
From:       Sam Varshavchik <mrsam () courier-mta ! com>
Date:       2012-06-20 22:43:40
Message-ID: cone.1340232220.694784.19870.1000 () monster ! email-scan ! com
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Clemens Renner writes:

> Dear Courier-Users list,
>
> I have been using courier-imapd for a few years now and I must say that
> I am very satisfied with the IMAP/POP3 server. Before that, I have used
> imapd-uw (University of Washington) and courier has definitely been a
> big improvement.
>
> A couple of days ago, I have noted a log message in my system's maillog
> file on which I would like your opinion:
>
> ------ 8< -------- 8< ---------------
> Jun 18 17:59:18 <host_name> imapd-ssl: <account_name>: INTERNAL ERROR:
> Keyword hashtable memory corruption.
> ------ 8< -------- 8< ---------------
>
> I am not sure what to make of this and a web search did not reveal any
> insights as to the cause and/or possible consequences of the reported
> error. From what I can tell, there have been three (3) occurences of
> this log message on different days and times. However, all messages
> relate to the same user account.
>
> My system is a (uname -a)
>
> Linux <host_name> 3.1.6-gentoo-rinux3 #1 SMP Sat Dec 31 17:21:12 CET
> 2011 x86_64 Quad-Core AMD Opteron(tm) Processor 1381 AuthenticAMD GNU/Linux
>
> The Gentoo box reports for courier and related packages:
> [IP-] [  ] net-libs/courier-authlib-0.63.0-r1:0
> [IP-] [  ] net-mail/courier-imap-4.5.0:0
> [IP-] [  ] dev-libs/cyrus-sasl-2.1.23-r6:2
>
> Do you have any advice on this? Thanks for your help!

This is coming from an internal sanity check.

I don't recall anyone seeing this before. This is coming from code that's  
handling custom keywords, which is not really used very much, but something  
that needs to be looked into.


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