Rowhammer-like DDR5 hammering protection

[osevan]

https://m.youtube.com/watch?v=1emxVQ6__qg
https://github.com/comsec-group/phoenix

https://comsec-files.ethz.ch/papers/phoenix_sp26.pdf

[rusty-snake]

I did not looked into your links but is there any userspace software mitigation possible for a hardware vulnerability?

[osevan]

I think not.
But someone can try to block syscalls

[rusty-snake]

Which syscalls?