Is CVE-2014-6268 being actively exploited?

CVE-2014-6268 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2014-6268?

CVE-2014-6268 has a CVSS 2.0 base score of 4.9 (MEDIUM).

CVE-2014-6268

MEDIUM · CVSS 4.9EPSS 0.4%EU EUVD

The evtchn_fifo_set_pending function in Xen 4.4.x allows local guest users to cause a denial of service (host crash) via vectors involving an uninitialized FIFO-based event channel control block when (1) binding or (2) moving an event to a different VCPU.

Key facts

CVSS score: 4.9 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-399
EPSS score: 0.4% (36th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2014-6154)
Published: January 12, 2015
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-6154 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

xen / xen
xen / xen
xen / xen

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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