[DBMail 0001074]: dbmail-pop3d crashes under heavy load

A NOTE has been added to this issue. 
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http://dbmail.org/mantis/view.php?id=1074 
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Reported By:                rein
Assigned To:                
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Project:                    DBMail
Issue ID:                   1074
Category:                   POP3 daemon
Reproducibility:            random
Severity:                   crash
Priority:                   normal
Status:                     new
target:                      
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Date Submitted:             06-Aug-15 19:07 CEST
Last Modified:              10-Aug-15 10:05 CEST
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Summary:                    dbmail-pop3d crashes under heavy load
Description: 
It always happens in client_session_set_timeout, either

http://dbmail.org/mantis/view.php?id=0  client_session_set_timeout
(session=0x7f66bef95580, timeout=30) at
clientsession.c:263
263			if (timeout != current)

or

http://dbmail.org/mantis/view.php?id=0  0x00007f105bb4d441 in
client_session_set_timeout
(session=0x7f1061118da0, timeout=30) at clientsession.c:264
264				session->ci->timeout->tv_sec = timeout;
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 (0003700) Lord (reporter) - 10-Aug-15 10:05
 http://dbmail.org/mantis/view.php?id=1074#c3700 
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Version 3.1.13 is old you should upgrade to dbmail 3.1.17 or dbmail 3.2.3. 

Issue History 
Date Modified    Username       Field                    Change               
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06-Aug-15 19:07  rein           New Issue                                    
06-Aug-15 19:07  rein           File Added: 263.txt                          
06-Aug-15 19:07  rein           File Added: 264.txt                          
10-Aug-15 10:05  Lord           Note Added: 0003700                          
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