[libvirt] [PATCH 8/8] Avoid unsafe use of /proc/$PID/root in LXC hotunplug code
Eric Blake
eblake at redhat.com
Tue Feb 18 05:03:15 UTC 2014
On 02/17/2014 09:39 AM, Daniel P. Berrange wrote:
> Rewrite multiple hotunplug functions to to use the
> virProcessRunInMountNamespace helper. This avoids
> risk of a malicious guest replacing /dev with a absolute
s/a absolute/an absolute/
> symlink, tricking the driver into changing the host OS
> filesystem.
Worth mentioning the CVE number in any of these commits? Are you
planning on backporting to stable branches, or could you use some help
on that front?
>
> Signed-off-by: Daniel P. Berrange <berrange at redhat.com>
> ---
> src/lxc/lxc_driver.c | 79 ++++++++++++++++++++++++++--------------------------
> 1 file changed, 39 insertions(+), 40 deletions(-)
ACK.
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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