CVE-2017-10915

Description

The shadow-paging feature in Xen through 4.8.x mismanages page references and consequently introduces a race condition, which allows guest OS users to obtain Xen privileges, aka XSA-219.

Category

9.0
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.49%
Vendor Advisory gentoo.org Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory xen.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/201708-03 vendor advisory
http://www.debian.org/security/2017/dsa-3969 vendor advisory
http://www.securityfocus.com/bid/99174 third party advisory vdb entry
https://xenbits.xen.org/xsa/advisory-219.html vendor advisory mailing list mitigation
https://security.gentoo.org/glsa/201710-17 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-10915?
CVE-2017-10915 has been scored as a critical severity vulnerability.
How to fix CVE-2017-10915?
To fix CVE-2017-10915, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-10915 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-10915 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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