FreeBSD -- Lazy FPU State Restore Information Disclosure
A subset of Intel processors can allow a local thread
to infer data from another thread through a speculative
execution side channel when Lazy FPU state restore is
Any local thread can potentially read FPU state information
from other threads running on the host. This could include
cryptographic keys when the AES-NI CPU feature is present.
Copyright © 2003-2005 Jacques Vidrine and contributors.
Please see the source of this document for full copyright