Re: [RFC PATCH 08/15] drivers/acrn: add VM memory management for ACRN char device

From: Dan Carpenter
Date: Mon Aug 19 2019 - 03:40:19 EST

On Mon, Aug 19, 2019 at 01:32:54PM +0800, Zhao, Yakui wrote:
> In fact as this driver is mainly used for embedded IOT usage, it doesn't
> handle the complex cleanup when such error is encountered. Instead the clean
> up is handled in free_guest_vm.

A use after free here seems like a potential security problem. Security
matters for IoT... :(

dan carpenter