What is CVE-2016-10024?

CVE-2016-10024 is a medium-severity vulnerability in Citrix Xenserver, classified under Improper Input Validation. CVSS score: 6.0/10. Published 2017-01-26.

How severe is CVE-2016-10024?

Medium severity. CVSS v3 base score is 6.0 out of 10.

Improper input validation in Citrix Xenserver

CVE-2016-10024

Xen through 4.8.x allows local x86 PV guest OS kernel administrators to cause a denial of service (host hang or crash) by modifying the instruction stream asynchronously while performing certain kernel operations.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2017-01-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (34.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Citrix Xenserver — versions 6.0.2, 6.2.0, 6.5
Xen

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security.gentoo.org/glsa/201612-56 (vendor-advisory)
xenbits.xen.org/xsa/advisory-202.html (Patch, Vendor Advisory)
www.securityfocus.com/bid/95021 (VDB Entry, Third Party Advisory, vdb-entry)
www.debian.org/security/2017/dsa-3847 (vendor-advisory)
www.securitytracker.com/id/1037517 (VDB Entry, Third Party Advisory, vdb-entry)
support.citrix.com/article/CTX219378 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2016-10024?: CVE-2016-10024 is a medium-severity vulnerability in Citrix Xenserver, classified under Improper Input Validation. CVSS score: 6.0/10. Published 2017-01-26.
How severe is CVE-2016-10024?: Medium severity. CVSS v3 base score is 6.0 out of 10.