---
title: "CVE-2014-1551\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-2014-1551?format=md
keywords: index, follow
---

# CVE-2014-1551

Publication date 23 July 2014

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

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## Description

Use-after-free vulnerability in the FontTableRec destructor in Mozilla
Firefox before 31.0, Firefox ESR 24.x before 24.7, and Thunderbird before
24.7 on Windows allows remote attackers to execute arbitrary code via
crafted use of fonts in MathML content, leading to improper handling of a
DirectWrite font-face object.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2014-1551?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| firefox | 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | Not affected |
| 10.04 LTS lucid | Ignored end of life |
| thunderbird | 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | Not affected |
| 10.04 LTS lucid | Ignored end of life |

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* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Notes

---

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

Windows-specific

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-1551)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2014-1551)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2014-1551)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2014-1551)

### Other references

* <https://www.mozilla.org/security/announce/2014/mfsa2014-59.html>
* <https://www.cve.org/CVERecord?id=CVE-2014-1551>