CVE-2017-8903

2017-05-1119:29:00

Debian Security Bug Tracker

security-tracker.debian.org

7.2 High

CVSS2

Attack Vector

LOCAL

Attack 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

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

0.001 Low

EPSS

Percentile

32.1%

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.

OSVersionArchitecturePackageVersionFilename
Debian12allxen< 4.8.1-1+deb9u1xen_4.8.1-1+deb9u1_all.deb
Debian11allxen< 4.8.1-1+deb9u1xen_4.8.1-1+deb9u1_all.deb
Debian999allxen< 4.8.1-1+deb9u1xen_4.8.1-1+deb9u1_all.deb
Debian13allxen< 4.8.1-1+deb9u1xen_4.8.1-1+deb9u1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	xen	< 4.8.1-1+deb9u1	xen_4.8.1-1+deb9u1_all.deb
Debian	11	all	xen	< 4.8.1-1+deb9u1	xen_4.8.1-1+deb9u1_all.deb
Debian	999	all	xen	< 4.8.1-1+deb9u1	xen_4.8.1-1+deb9u1_all.deb
Debian	13	all	xen	< 4.8.1-1+deb9u1	xen_4.8.1-1+deb9u1_all.deb