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Re: [Snort-users] Segfault

To: Bryan Swann <swann@spawar.navy.mil>
Subject: Re: [Snort-users] Segfault
From: Martin Roesch <roesch@sourcefire.com>
Date: Thu, 21 Dec 2006 22:38:55 -0500
Cc: snort-users@lists.sourceforge.net
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2.6.1.2 is out, try that.

      -Marty

On Dec 21, 2006, at 4:04 PM, Bryan Swann wrote:

> I'm running snort 2.6.1.1 and it is pretty buggy and just seems to die
> on a regular basis for no apparent reason.  I did change the detection
> engine to ac-bnfa so that it would start much faster, but that is
> probably the most non-standard thing I have done.
>
> My snort process will sometimes die and other times it will simply  
> stop
> sending alerts even though the process remains.  I'm hoping the latest
> version addreses some of these issues.  I'm not sure if that is the  
> same
> problem you are having.
>
> Andy Hester wrote:
>> I have setup snort on my LAN following Andy Firman's setup guide  
>> (Thanks
>> Andy).  It is currently listening to a hub that is connected to a  
>> span
>> port on my Cisco 4006.  I have also run it without the hub  
>> directly into
>> the span port.  (The hub is only there to allow for other network
>> traffic monitoring such as Observer - apparently the 4006 will only
>> allow 1 span port.)  Internal and External networks are both set  
>> to any,
>> as I want to analyze all traffic and I didn't see any references for
>> settings for that.  Only thing missing at this point is Oinkmaster,
>> which I haven't set up because I haven't got the thing to run for  
>> more
>> than a day or so without giving a segfault.
>>
>> When snort segfaults, it gives no error messages that I can find.  I
>> have run in the foreground to see if there were any consistent  
>> issues ie
>> rules etc at the time of the segfault, but I haven't found anything
>> yet.  I have seen a couple of other people that have had the same
>> problem apparently and 1 suggested changing rulesets, which I did.
>> Still having segfaults.
>>
>> I'm not sure what to do from here with no error messages, etc.  Is  
>> this
>> an issue that has been definitively resolved?  I haven't been able to
>> find a solution anywhere, only other people with the same questions.
>> Any ideas or help would be appreciated.
>>
>> Thanks
>> Andy
>>
>>
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>
> -- 
> -
> - Bryan Swann (swann@spawar.navy.mil)  843/218-4749
> - SPAWAR Systems Center Charleston
> -
> -  The difference between genius and stupidity is that genius has its
> limits.  - Einstein
>
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- --
Martin Roesch - Founder/CTO, Sourcefire Inc. - +1-410-290-1616
Sourcefire - Security for the Real World - http://www.sourcefire.com
Snort: Open Source IDP - http://www.snort.org




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