[libvirt] [PATCH] uml: sanity check external data before using it

[Eric Blake]

According to Eric Blake on 3/3/2010 9:34 AM:
> Otherwise, a malicious packet could cause a DoS via spurious
> out-of-memory failure.
> 
> +        if (sizeof res < res.length) {

Phooey; posted the wrong version.  That should be sizeof res.data, not
sizeof res, given the later use of:

        memcpy(retdata + retlen, res.data, res.length);

-- 
Eric Blake   eblake at redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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