On Wed, 28 Nov 2018 18:59:30 +
Nadav Amit wrote:
> > On Nov 20, 2018, at 12:35 PM, Nadav Amit wrote:
> >
> > When modules and BPF filters are loaded, there is a time window in
> > which some memory is both writable and executable. An attacker that has
> > already found another vulnerability
> On Nov 20, 2018, at 12:35 PM, Nadav Amit wrote:
>
> When modules and BPF filters are loaded, there is a time window in
> which some memory is both writable and executable. An attacker that has
> already found another vulnerability (e.g., a dangling pointer) might be
> able to exploit this behav
When modules and BPF filters are loaded, there is a time window in
which some memory is both writable and executable. An attacker that has
already found another vulnerability (e.g., a dangling pointer) might be
able to exploit this behavior to overwrite kernel code. This patch
prevents having writa
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