Title:
A safe execution system and a method of a code in hypervisor mode
Document Type and Number:
Japanese Patent JP6282305
Kind Code:
B2
Abstract:
Disclosed are systems and methods for enabling secure execution of code in hypervisor mode. An exemplary method comprises: loading a hypervisor configured to check integrity of protected virtual memory pages; loading a trusted program configured to make hypercalls to the hypervisor; making by the trusted program a first hypercall to the hypervisor; responsive to the first hypercall, generating by the hypervisor a token, which is used by the hypervisor to identify the trusted program during subsequent hypercalls; allocating a memory page for storing the token and a memory address of the hypervisor; and returning the allocated memory page address to the trusted program.
Inventors:
Nicolet N. Lugochi
Mikhail A. Elshove
Mikhail A. Elshove
Application Number:
JP2016093164A
Publication Date:
February 21, 2018
Filing Date:
May 06, 2016
Export Citation:
Assignee:
AO Kaspersky Lab
International Classes:
G06F21/57; G06F9/46; G06F12/14; G06F21/51
Domestic Patent References:
| JP2010517162A | ||||
| JP2013210962A | ||||
| JP2014528622A |
Foreign References:
| US9021476 | ||||
| WO2014024279A1 |
Attorney, Agent or Firm:
sk patent corporation
Akihiko Okuno
Hiroyuki Ito
Akihiko Okuno
Hiroyuki Ito