Vulnerability Description
A domain cleanup issue was discovered in the C xenstore daemon (aka cxenstored) in Xen through 4.9.x. When shutting down a VM with a stubdomain, a race in cxenstored may cause a double-free. The xenstored daemon may crash, resulting in a DoS of any parts of the system relying on it (including domain creation / destruction, ballooning, device changes, etc.).
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | <= 4.9.0 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/100826Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039350Third Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-233.htmlPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
- https://www.debian.org/security/2017/dsa-4050
- http://www.securityfocus.com/bid/100826Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039350Third Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-233.htmlPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
- https://www.debian.org/security/2017/dsa-4050
FAQ
What is CVE-2017-14317?
CVE-2017-14317 is a vulnerability with a CVSS score of 5.6 (MEDIUM). A domain cleanup issue was discovered in the C xenstore daemon (aka cxenstored) in Xen through 4.9.x. When shutting down a VM with a stubdomain, a race in cxenstored may cause a double-free. The xenst...
How severe is CVE-2017-14317?
CVE-2017-14317 has been rated MEDIUM with a CVSS base score of 5.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-14317?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.