[Mimedefang] Eek? Out of memory!

David F. Skoll dfs at roaringpenguin.com
Tue Oct 15 15:18:01 EDT 2002


On Tue, 15 Oct 2002, Ashley M. Kirchner wrote:

>     What happened here?
> Oct 15 11:43:03 serpico mimedefang-multiplexor: Slave ran out of memory --
> possible DoS attack due to complex MIME?

One of two possibilities:

1 - Your server really was overloaded and ran out of memory.  The message
will probably get through next time.

2 - The message contains many, possibly deeply-nested, MIME parts,
causing the MIME-Tools parser to use excessive amounts of memory.  The
message will probably NOT get through next time, and you'll have to
take action to stop repeated tempfails, like calling the sending
administrator and asking what the message is about.

Regards,

David.




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