Xen CVE-2017-14317 Double Free Denial of Service Vulnerability

Bugtraq ID:	100826
Class:	Race Condition Error
CVE:	CVE-2017-14317
Remote:	Yes
Local:	No
Published:	Sep 12 2017 12:00AM
Updated:	Sep 12 2017 12:00AM
Credit:	Eric Chanudet of AIS.
Vulnerable:	Xen Xen 4.9 Xen Xen 4.8 Xen Xen 4.7 Xen Xen 4.6 Xen Xen 4.0.4 Xen Xen 4.0.1 Xen Xen 4.9 Xen Xen 4.6.3 Xen Xen 4.5.3 Xen Xen 4.5.0 Xen Xen 4.4.1 Xen Xen 4.4.0 Xen Xen 4.4 Xen Xen 4.3.1 Xen Xen 4.3.0-1 Xen Xen 4.3.0 Xen Xen 4.3 Xen Xen 4.2.3 Xen Xen 4.2.2 Xen Xen 4.2.1 Xen Xen 4.2.0 Xen Xen 4.2 Xen Xen 4.1.6.1 Xen Xen 4.1.5 Xen Xen 4.1.4 Xen Xen 4.1.3 Xen Xen 4.1.2 Xen Xen 4.1.1 Xen Xen 4.1.0 Xen Xen 4.1 Xen Xen 4.0.3 Xen Xen 4.0.2 Xen Xen 4.0.0 Xen Xen 4.0 Xen Xen 3.4.4 Xen Xen 3.4.3 Xen Xen 3.4.2 Xen Xen 3.4.1 Xen Xen 3.4.0 Xen Xen 3.3.2 Xen Xen 3.3.1 Xen Xen 3.3.0 Xen Xen 3.3 Xen Xen 3.2.3 Xen Xen 3.2.2 Xen Xen 3.2.1 Xen Xen 3.2.0 Xen Xen 3.2 Xen Xen 3.1.4 Xen Xen 3.1.3 Xen Xen 3.1 Xen Xen 3.0.4 Xen Xen 3.0.3 Xen Xen 3.0.2 Xen Xen 2.0 Redhat Enterprise Linux 5
Not Vulnerable:

Xen CVE-2017-14317 Double Free Denial of Service Vulnerability

Xen is prone to a denial-of-service vulnerability.

An attacker can exploit this issue to crash the daemon, resulting in a denial-of-service condition.

Xen CVE-2017-14317 Double Free Denial of Service Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Xen CVE-2017-14317 Double Free Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Xen CVE-2017-14317 Double Free Denial of Service Vulnerability

References:

• Xen Homepage (XenSource )
  
• CVE-2017-14317 (Redhat)
  
• Xen Security Advisory CVE-2017-14317 / XSA-233 (Xen)
  
• Bug 1486709 - (CVE-2017-14317, xsa233) CVE-2017-14317 xsa233 xen: cxenstored: Ra (Redhat)