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ubuntucveUbuntu.comUB:CVE-2016-9377
HistoryFeb 22, 2017 - 12:00 a.m.

CVE-2016-9377

2017-02-2200:00:00
ubuntu.com
ubuntu.com
12

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

23.9%

Xen 4.5.x through 4.7.x on AMD systems without the NRip feature, when
emulating instructions that generate software interrupts, allows local HVM
guest OS users to cause a denial of service (guest crash) by leveraging IDT
entry miscalculation.

Notes

Author Note
mdeslaur This is XSA-196
tyhicks “Xen versions 4.5 and newer are vulnerable”
OSVersionArchitecturePackageVersionFilename
ubuntu16.04noarchxen< 4.6.0-1ubuntu4.3UNKNOWN
ubuntu16.10noarchxen< 4.7.0-0ubuntu2.1UNKNOWN
ubuntu17.04noarchxen< 4.8.0-1ubuntu1UNKNOWN

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

23.9%