[Samba] [SECURITY] Samba 3.0.1 - 3.0.22: memory exhaustion DoSagainst smbd

Gerald (Jerry) Carter jerry at samba.org
Thu Jul 20 20:10:44 GMT 2006


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Gautier, B (Bob) wrote:
>> -----Original Message-----
>>
>> ==========================================================
>> ==
>> == Subject:     Memory exhaustion DoS against smbd
>> == CVE ID#:     CAN-2006-3403

> While we wait for this patch to get backported into 3.0.10 
> as a RHEL4 update, will setting the 'max connections'
> parameter on all shares work around this problem?

The problem is that a 'max connections' would limit
the total connections and what you really want to limit
is the share connections per smbd.  If could set
something like "max connections = 10000" in [global]
to set a ceiling but you will take a slight performance
hit for it.




cheers, jerry
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