The paging_invlpg function in include/asm-x86/paging.h in... · CVE-2016-1571 · GitHub Advisory Database · GitHub

The paging_invlpg function in include/asm-x86/paging.h in...

Moderate severity Unreviewed Published May 14, 2022 to the GitHub Advisory Database • Updated Feb 2, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

The paging_invlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service (host crash) via a non-canonical guest address in an INVVPID instruction, which triggers a hypervisor bug check.

References

Published by the National Vulnerability Database

Jan 22, 2016

Published to the GitHub Advisory Database May 14, 2022

Last updated Feb 2, 2023

Severity

Moderate

6.3

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

High

Privileges required

Low

User interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

High

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H