CVE-2016-9385

Name: CVE-2016-9385
Creator: NVD / NIST
Published: 2017-01-23T21:59:02.907+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.43%

Last modified Jun 17, 2026

CVE-2016-9385 is a vulnerability of currently unknown severity. The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service (host crash) by leveraging lack of canonical address checks.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service (host crash) by leveraging lack of canonical address checks.

Metrics

EPSS Probability

0.43%

34.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Xen	Xen	4.4.0
Xen	Xen	4.4.1
Xen	Xen	4.4.2
Xen	Xen	4.4.3
Xen	Xen	4.4.4
Xen	Xen	4.5.0
Xen	Xen	4.5.1
Xen	Xen	4.5.2
Xen	Xen	4.5.3
Xen	Xen	4.5.5
Xen	Xen	4.6.0
Xen	Xen	4.6.1
Xen	Xen	4.6.3
Xen	Xen	4.6.4
Xen	Xen	4.7.0
Xen	Xen	4.7.1
Citrix	Xenserver	6.0.2
Citrix	Xenserver	6.2.0
Citrix	Xenserver	6.5
Citrix	Xenserver	7.0

References

http://www.securityfocus.com/bid/94472Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037342Third Party Advisory, VDB Entry
http://xenbits.xen.org/xsa/advisory-193.htmlPatch, Vendor Advisory
https://security.gentoo.org/glsa/201612-56
https://support.citrix.com/article/CTX218775Patch, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/94472Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037342Third Party Advisory, VDB Entry
http://xenbits.xen.org/xsa/advisory-193.htmlPatch, Vendor Advisory
https://security.gentoo.org/glsa/201612-56
https://support.citrix.com/article/CTX218775Patch, Third Party Advisory, VDB Entry

Timeline

Published: Jan 23, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-9385?

How severe is CVE-2016-9385?

Severity scoring for CVE-2016-9385 is pending analysis. The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2016-9385?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-9385?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST