---
title: "CVE-2014-3672\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2014-3672?format=md
keywords: index, follow
---

# CVE-2014-3672

Publication date 25 May 2016

Last updated 25 August 2025

---

Ubuntu priority

**Negligible**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**6.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2014-3672?format=md#impact-score)

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## Description

The qemu implementation in libvirt before 1.3.0 and Xen allows local guest
OS users to cause a denial of service (host disk consumption) by writing to
stdout or stderr.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2014-3672?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| libvirt | 17.10 artful | Not affected |
| 17.04 zesty | Not affected |
| 16.10 yakkety | Not affected |
| 16.04 LTS xenial | Not affected |
| 15.10 wily | Ignored end of life |
| 14.04 LTS trusty | Ignored |
| 12.04 LTS precise | Ignored end of life |
| qemu | 17.10 artful | Ignored |
| 17.04 zesty | Ignored |
| 16.10 yakkety | Ignored end of life |
| 16.04 LTS xenial | Ignored |
| 15.10 wily | Ignored end of life |
| 14.04 LTS trusty | Ignored |
| 12.04 LTS precise | Not in release |
| qemu-kvm | 17.10 artful | Not in release |
| 17.04 zesty | Not in release |
| 16.10 yakkety | Not in release |
| 16.04 LTS xenial | Not in release |
| 15.10 wily | Not in release |
| 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | Ignored end of life |
| xen | 17.10 artful | Not affected |
| 17.04 zesty | Not affected |
| 16.10 yakkety | Not affected |
| 16.04 LTS xenial | Not affected |
| 15.10 wily | Not affected |
| 14.04 LTS trusty | Fixed 4.4.2-0ubuntu0.14.04.6 |
| 12.04 LTS precise | Fixed 4.1.6.1-0ubuntu0.12.04.11 |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2014-3672?format=md#patch-details)

## Notes

---

### [mdeslaur](https://launchpad.net/~mdeslaur)

as of 2017-08-01, no equivalent fix in qemu tree. Unlikely to
be fixed in qemu. As such, marking as ignored in qemu.
the libvirt fix changes behaviour, we are not going to backport
the new log location to trusty.

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| libvirt | * Upstream:   <https://libvirt.org/git/?p=libvirt.git;a=commit;h=0d968ad715475a1660779bcdd2c5b38ad63db4cf> |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

6.5 · Medium

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Local |
  | Attack complexity | Low |
  | Privileges required | Low |
  | User interaction | None |
  | Scope | Changed |
  | Confidentiality impact | None |
  | Integrity impact | None |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 6.5 · Medium |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3672)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2014-3672)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2014-3672)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2014-3672)

### Other references

* <http://xenbits.xen.org/xsa/advisory-180.html>
* <https://libvirt.org/news-2015.html>
* <http://www.securitytracker.com/id/1035945>
* <http://www.openwall.com/lists/oss-security/2016/05/24/5>
* <https://www.cve.org/CVERecord?id=CVE-2014-3672>