CVE-2018-7541

high

Description

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.

References

http://www.securityfocus.com/bid/103177

http://www.securitytracker.com/id/1040775

https://lists.debian.org/debian-lts-announce/2018/03/msg00003.html

https://lists.debian.org/debian-lts-announce/2018/11/msg00013.html

https://security.gentoo.org/glsa/201810-06

https://support.citrix.com/article/CTX232096

https://support.citrix.com/article/CTX232655

https://www.debian.org/security/2018/dsa-4131

https://xenbits.xen.org/xsa/advisory-255.html

Details

Source: MITRE

Published: 2018-02-27

Updated: 2019-10-03

Type: NVD-CWE-noinfo

Risk Information

CVSS v2

Base Score: 6.1

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

Impact Score: 8.5

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3

Base Score: 8.8

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

Impact Score: 6

Exploitability Score: 2

Severity: HIGH