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Re: [libvirt] [PATCH 4/8] Avoid unsafe use of /proc/$PID/root in LXC disk hotplug



On 02/17/2014 09:38 AM, Daniel P. Berrange wrote:
> Rewrite lxcDomainAttachDeviceDiskLive function to use the
> virProcessRunInMountNamespace helper. This avoids risk of
> a malicious guest replacing /dev with a absolute symlink,
> tricking the driver into changing the host OS filesystem.
> 
> Signed-off-by: Daniel P. Berrange <berrange redhat com>
> ---
>  src/lxc/lxc_driver.c | 185 +++++++++++++++++++++++++++++++++++++++------------
>  1 file changed, 141 insertions(+), 44 deletions(-)
> 

ACK

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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