PT-2017-14857
CVE-2017-17563
·
Published
2017-12-12
·
Updated
2018-10-19
Description by
CVSS 3.1
7.8
HighMetricsAV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions
Xen versions prior to 4.10
Description
An issue in Xen allows guest OS users to cause a denial of service, potentially leading to a host OS crash, or gain host OS privileges. This is achieved by leveraging an incorrect mask for reference-count overflow checking in shadow mode.
Recommendations
For versions prior to 4.10, update to version 4.10 or later to resolve the issue.
Found an issue in the description? Have something to add? Feel free to write us 👾