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ubuntucveUbuntu.comUB:CVE-2017-17564
HistoryDec 12, 2017 - 12:00 a.m.

CVE-2017-17564

2017-12-1200:00:00
ubuntu.com
ubuntu.com
7

6.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

26.7%

An issue was discovered in Xen through 4.9.x allowing guest OS users to
cause a denial of service (host OS crash) or gain host OS privileges by
leveraging incorrect error handling for reference counting in shadow mode.

Notes

Author Note
mdeslaur hypervisor packages are in universe. For issues in the hypervisor, add appropriate tags to each section, ex: Tags_xen: universe-binary
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchxen< 4.9.2-0ubuntu1UNKNOWN
ubuntu16.04noarchxen< anyUNKNOWN

6.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

26.7%