The author of this also did a writeup of an io_uring exploit a while back that you might find interesting https://www.graplsecurity.com/post/iou-ring-exploiting

The author of this also did a writeup of an io_uring exploit a while back that you might find interesting https://www.graplsecurity.com/post/iou-ring-exploiting-the-linux-kernel https://www.graplsecurity.com/post/iou-ring-exploiting-the-l... (the September 8 date is definitely wrong, probably an artifact from moving blogging platforms)