CVE-2016-3960

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.

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.08%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory oracle.com Vendor Advisory xen.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html vendor advisory
http://www.securitytracker.com/id/1035587 vdb entry
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.html third party advisory vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.html third party advisory vendor advisory
http://xenbits.xen.org/xsa/advisory-173.html patch vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.html third party advisory vendor advisory
http://support.citrix.com/article/CTX209443
http://www.securityfocus.com/bid/86318 vdb entry
http://www.debian.org/security/2016/dsa-3554 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-3960?
CVE-2016-3960 has been scored as a high severity vulnerability.
How to fix CVE-2016-3960?
To fix CVE-2016-3960, 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-2016-3960 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-3960 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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