[CentOS] OpenSSL Heartbeat exploit agains KVM guest systems
Matthew Miller
mattdm at mattdm.org
Tue Apr 8 14:39:46 UTC 2014
On Tue, Apr 08, 2014 at 10:11:32AM -0400, James B. Byrne wrote:
> Is it possible to use this exploit against a kvm guest to read memory used by
> the host? In other words: if an exploitable service, say httpd with mod_ssl,
> is running in guest system 'vm1' hosted on system 'virthost' then what
> implications does that have with respect to guests vm2 and vm3 and to virthost
> itself?
As I understand it, no. In fact, the memory read doesn't even cross normal
*memory protections within* the VM -- this is not a kernel exploit.
--
Matthew Miller mattdm at mattdm.org <http://mattdm.org/>
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