Is CVE-2014-3646 in the CISA KEV catalog?

No. CVE-2014-3646 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-3646?

CVE-2014-3646 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2014-3646?

CVE-2014-3646 has an EPSS score of 0.43% (34th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-3646?

Upgrade linux on debian 11 to 3.16.7-1 or later. Fixes are available for 10 affected products.

CVE & CISA-KEV Catalog

CVE-2014-3646

MEDIUM

5.5

CVSS v3

NVD

Description

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service (guest OS crash) via a crafted application.

How to fix

Remediation Available

linuxDebian

Fixed in:3.16.7-1CVE-2014-3646

linuxUbuntu

Fixed in:3.13.0-39.66USN-2395-1

linux-image-3.13.0-39-genericUbuntu

Fixed in:3.13.0-39.66USN-2395-1

linux-image-3.13.0-39-generic-lpaeUbuntu

Fixed in:3.13.0-39.66USN-2395-1

linux-image-3.13.0-39-lowlatencyUbuntu

Fixed in:3.13.0-39.66USN-2395-1

linux-image-3.13.0-39-powerpc-e500Ubuntu

Fixed in:3.13.0-39.66USN-2395-1

linux-image-3.13.0-39-powerpc-e500mcUbuntu

Fixed in:3.13.0-39.66USN-2395-1

linux-image-3.13.0-39-powerpc-smpUbuntu

Fixed in:3.13.0-39.66USN-2395-1

linux-image-3.13.0-39-powerpc64-embUbuntu

Fixed in:3.13.0-39.66USN-2395-1

linux-image-3.13.0-39-powerpc64-smpUbuntu

Fixed in:3.13.0-39.66USN-2395-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploit Intelligence

0.43%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

Patch3

Third-Party Advisory8

Other references1

git.kernel.org

Embed a live status badge for CVE-2014-3646

Markdown

[![CVE-2014-3646](https://tridentstack.com/cve/badge/CVE-2014-3646.svg)](https://tridentstack.com/cve/CVE-2014-3646)

HTML

<a href="https://tridentstack.com/cve/CVE-2014-3646"><img src="https://tridentstack.com/cve/badge/CVE-2014-3646.svg" alt="CVE-2014-3646"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.