CVE-2019-17343

 

Published at: - 08-10-2019 03:15

Last modified: - 31-03-2022 08:11

Total changes: - 3

Description

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

 

Verification logic

 

Reference

• https://xenbits.xen.org/xsa/advisory-288.html
• [oss-security] 20191025 Xen Security Advisory 288 v3 (CVE-2019-17343) - x86: Inconsistent PV IOMMU discipline-Mailing List, Third Party Advisory
• http://xenbits.xen.org/xsa/advisory-288.html
• DSA-4602-Third Party Advisory
• 20200114 [SECURITY] [DSA 4602-1] xen security update-Mailing List, Third Party Advisory

 

Keywords

NVD

 

CVE-2019-17343

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures