Re: [Xen-devel] [PATCH 1/2] x86: consider effective protection attributes in W+X check

[Ingo Molnar <mingo@xxxxxxxxxx>]

* Jan Beulich <JBeulich@xxxxxxxx> wrote:

> Using just the leaf page table entry flags would cause a false warning
> in case _PAGE_RW is clear or _PAGE_NX is set in a higher level entry.

Good find - I assume this bug can cause both false positives and false 
negatives 
as well, right?

Thanks,

        Ingo

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel