CVE-2018-7541

2018-02-2719:29:00

Debian Security Bug Tracker

security-tracker.debian.org

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

6.1 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

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

0.001 Low

EPSS

Percentile

25.5%

JSON

An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1.

OSVersionArchitecturePackageVersionFilename
Debian12allxen< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb
Debian11allxen< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb
Debian10allxen< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb
Debian999allxen< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb
Debian13allxen< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	xen	< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5	xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb
Debian	11	all	xen	< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5	xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb
Debian	10	all	xen	< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5	xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb
Debian	999	all	xen	< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5	xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb
Debian	13	all	xen	< 4.8.3+comet2+shim4.10.0+comet3-1+deb9u5	xen_4.8.3+comet2+shim4.10.0+comet3-1+deb9u5_all.deb