Re: [PATCH v2 v4.14.y 0/3] vfio: Fix for CVE-2020-12888

2020-09-10 Thread Greg KH
On Wed, Sep 09, 2020 at 12:24:23AM +0530, Ajay Kaher wrote: > CVE-2020-12888 Kernel: vfio: access to disabled MMIO space of some > devices may lead to DoS scenario > > The VFIO modules allow users (guest VMs) to enable or disable access to the > devices' MMIO memory address spaces. If a user a

[PATCH v2 v4.14.y 0/3] vfio: Fix for CVE-2020-12888

2020-09-08 Thread Ajay Kaher
CVE-2020-12888 Kernel: vfio: access to disabled MMIO space of some devices may lead to DoS scenario The VFIO modules allow users (guest VMs) to enable or disable access to the devices' MMIO memory address spaces. If a user attempts to access (read/write) the devices' MMIO address space when it