CVE-2016-3960

Name: CVE-2016-3960
Creator: NVD / NIST
Published: 2016-04-19T14:59:03.047+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.46%

Last modified Jun 17, 2026

CVE-2016-3960 is a vulnerability of currently unknown severity. Integer overflow in the x86 shadow pagetable code in Xen allows local guest OS users to cause a denial of service (host crash) or possibly gain privileges by shadowing a superpage mapping.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

Integer overflow in the x86 shadow pagetable code in Xen allows local guest OS users to cause a denial of service (host crash) or possibly gain privileges by shadowing a superpage mapping.

Metrics

EPSS Probability

0.46%

36.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions
Xen	Xen	All versions
Fedoraproject	Fedora	22
Fedoraproject	Fedora	23
Fedoraproject	Fedora	24
Oracle	Vm Server	3.2
Oracle	Vm Server	3.3
Oracle	Vm Server	3.4

References

http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.htmlThird Party Advisory
http://support.citrix.com/article/CTX209443
http://www.debian.org/security/2016/dsa-3554
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlVendor Advisory
http://www.securityfocus.com/bid/86318
http://www.securitytracker.com/id/1035587
http://xenbits.xen.org/xsa/advisory-173.htmlPatch, Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.htmlThird Party Advisory
http://support.citrix.com/article/CTX209443
http://www.debian.org/security/2016/dsa-3554
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlVendor Advisory
http://www.securityfocus.com/bid/86318
http://www.securitytracker.com/id/1035587
http://xenbits.xen.org/xsa/advisory-173.htmlPatch, Vendor Advisory

Timeline

Published: Apr 19, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-3960?

Integer overflow in the x86 shadow pagetable code in Xen allows local guest OS users to cause a denial of service (host crash) or possibly gain privileges by shadowing a superpage mapping.

How severe is CVE-2016-3960?

Severity scoring for CVE-2016-3960 is pending analysis. The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2016-3960?

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-2016-3960?

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

Scan your code now

Source: NVD / NIST