Denial of service in Xen - CVE-2017-17564

 

Denial of service in Xen - CVE-2017-17564

Published: February 16, 2018


Vulnerability identifier: #VU10616
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-17564
CWE-ID: CWE-388
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Xen Project
Affected software:
Xen

Detailed vulnerability description

The vulnerability allows an adjacent attacker to cause DoS condition or gain elevated privileges.

The weakness exists due to improper error handling for reference counts. A remote attacker can trigger memory corruption, cause the hypervisor to crash or gain elevated privileges on the target system.

How to mitigate CVE-2017-17564

Install update from vendor's website.

Sources