Re: [PATCH v2] mm/vmalloc: widen guard region to defeat ENTER-based stack pivot

[H. Peter Anvin]

On 2026-06-30 15:05, Dave Hansen wrote:

On 6/30/26 15:02, Xiang Mei wrote:

Please feel free to ask any questions; I am glad to help.

How do the CET features: kernel IBT and the (theoretical for Linux)
kernel shadow stacks impact the situation?

CET should prevent this from being the target of a JOP attack.

Kernel shadow stacks should prevent most stack-pivot attacks in general.

        -hpa