CVE-2017-8903

2017-05-1100:00:00

ubuntu.com

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

0.001 Low

EPSS

Percentile

31.4%

JSON

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET
hypercall, which might allow PV guest OS users to execute arbitrary code on
the host OS, aka XSA-213.

Notes

Author	Note
mdeslaur	This is XSA-213

OSVersionArchitecturePackageVersionFilename
ubuntu14.04noarchxen< 4.4.2-0ubuntu0.14.04.11UNKNOWN
ubuntu16.04noarchxen< 4.6.5-0ubuntu1.1UNKNOWN
ubuntu16.10noarchxen< 4.7.2-0ubuntu1.2UNKNOWN
ubuntu17.04noarchxen< 4.8.0-1ubuntu2.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	14.04	noarch	xen	< 4.4.2-0ubuntu0.14.04.11	UNKNOWN
ubuntu	16.04	noarch	xen	< 4.6.5-0ubuntu1.1	UNKNOWN
ubuntu	16.10	noarch	xen	< 4.7.2-0ubuntu1.2	UNKNOWN
ubuntu	17.04	noarch	xen	< 4.8.0-1ubuntu2.1	UNKNOWN