CVE-2024-46824 iommufd: Require drivers to supply the cache_invalidate_user ops

In the Linux kernel, the following vulnerability has been resolved: iommufd: Require drivers to supply the cacheinvalidateuser ops If drivers don't do this then iommufd will oops invalidation ioctls with something like: Unable to handle kernel NULL pointer dereference at virtual address...

CVE-2024-46824 iommufd: Require drivers to supply the cache_invalidate_user ops

In the Linux kernel, the following vulnerability has been resolved: iommufd: Require drivers to supply the cacheinvalidateuser ops If drivers don't do this then iommufd will oops invalidation ioctls with something like: Unable to handle kernel NULL pointer dereference at virtual address...