CVE-2016-10025 — MEDIUM (5.5)

Vulnerability Description

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

CVSS Score

5.5

MEDIUM

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Xen	Xen	4.6.0
Citrix	Xenserver	6.0.2

Related Weaknesses (CWE)

CWE-476

References

http://www.securityfocus.com/bid/95026Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037518Third Party AdvisoryVDB Entry
http://xenbits.xen.org/xsa/advisory-203.htmlPatchVendor Advisory
https://support.citrix.com/article/CTX219378PatchThird Party Advisory
http://www.securityfocus.com/bid/95026Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037518Third Party AdvisoryVDB Entry
http://xenbits.xen.org/xsa/advisory-203.htmlPatchVendor Advisory
https://support.citrix.com/article/CTX219378PatchThird Party Advisory

FAQ

What is CVE-2016-10025?

CVE-2016-10025 is a vulnerability with a CVSS score of 5.5 (MEDIUM). VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a...

How severe is CVE-2016-10025?

CVE-2016-10025 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-10025?

Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen, Citrix Xenserver.