[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [RFC PATCH v2 13/22] xen/arm: its: Add virtual ITS command support



On 29/04/15 13:12, Manish Jaggi wrote:
>>> and that too
>>> ITS is not in critical path.
>>> It is only used when configuring interrupts of the device?
>> You need to think about security... Even though the ITS should only be
>> used for configuring interrupts, a malicious guest could try to exploit
>> weakness in the emulation.
> Can you describe the scenario ?

I already wrote several times the possible security impacts of the
polling solution... Please read again the previous mails.

Regards,

-- 
Julien Grall

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel


 


Rackspace

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.