Re: [Xen-devel] [PATCH 2/6] xen-netfront: copy response out of shared buffer before accessing it

2018-05-01 Thread Oleksandr Andrushchenko
On 05/01/2018 12:01 AM, Marek Marczykowski-Górecki wrote: Make local copy of the response, otherwise backend might modify it while frontend is already processing it - leading to time of check / time of use issue. This is complementary to XSA155. Cc: sta...@vger.kernel.org Signed-off-by: Marek

[Xen-devel] [PATCH 2/6] xen-netfront: copy response out of shared buffer before accessing it

2018-04-30 Thread Marek Marczykowski-Górecki
Make local copy of the response, otherwise backend might modify it while frontend is already processing it - leading to time of check / time of use issue. This is complementary to XSA155. Cc: sta...@vger.kernel.org Signed-off-by: Marek Marczykowski-Górecki ---