Xen · Xen · CVE-2018-15470
**Name of the Vulnerable Software and Affected Versions**
Xen versions prior to 4.12
**Description**
An issue in the logic of oxenstored for handling writes allows a malicious or buggy guest to write an unbounded number of xenstore entries, causing unbounded memory usage in oxenstored. This can lead to a system-wide denial of service.
**Recommendations**
For Xen versions prior to 4.12, update to version 4.12 or later to resolve the issue.