#VU16005 Denial of service in Xen - CVE-2018-19965

Vulnerability identifier: #VU16005

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2018-19965

CWE-ID: CWE-264

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

Vulnerable software:
Xen

Software vendor:
Xen Project

The vulnerability allows an adjacent attacker to cause DoS condition on the target system.

The weakness exists due to an error when attempting to use INVPCID with a non-canonical addresses. An adjacent attacker can cause the service to crash.

Install update from vendor's website.

• http://xenbits.xen.org/xsa/advisory-279.html