On Feb 10, 2008 7:05 PM, Greg KH <[EMAIL PROTECTED]> wrote:
> No, this is a different CVE, as it is a different problem from the
> original 09 and 10 report.
>
> It has been given CVE-2008-0600 to address this issue (09 and 10 only
> affect .23 and .24 kernels, and have been fixed.)
>
> > + if(!access_ok(VERIFY_READ, base, len)) {
> > + error = -EFAULT;
> > + break;
> > + }
>
> Hm, perhaps we should just properly check the len field instead? That's
> what is being overflowed here...
Sorry, I forgot to cc you on this one:
http://lkml.org/lkml/2008/2/10/153
I don't see where the current code is checking that base is
accessible. We just check that we can copy the struct iovecs, right?
Pekka
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