CVE-2017-10917

2017-07-0500:00:00

ubuntu.com

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

9.4 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.005 Low

EPSS

Percentile

75.3%

JSON

Xen through 4.8.x does not validate the port numbers of polled event
channel ports, which allows guest OS users to cause a denial of service
(NULL pointer dereference and host OS crash) or possibly obtain sensitive
information, aka XSA-221.

OSVersionArchitecturePackageVersionFilename
ubuntu14.04noarchxen< 4.4.2-0ubuntu0.14.04.12UNKNOWN
ubuntu16.04noarchxen< 4.6.5-0ubuntu1.2UNKNOWN
ubuntu16.10noarchxen< 4.7.2-0ubuntu1.3UNKNOWN
ubuntu17.04noarchxen< 4.8.0-1ubuntu2.2UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	14.04	noarch	xen	< 4.4.2-0ubuntu0.14.04.12	UNKNOWN
ubuntu	16.04	noarch	xen	< 4.6.5-0ubuntu1.2	UNKNOWN
ubuntu	16.10	noarch	xen	< 4.7.2-0ubuntu1.3	UNKNOWN
ubuntu	17.04	noarch	xen	< 4.8.0-1ubuntu2.2	UNKNOWN