---
title: "CVE-2014-7925\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-2014-7925?format=md
keywords: index, follow
---

# CVE-2014-7925

Publication date 22 January 2015

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

Toggle side navigation

## Description

Use-after-free vulnerability in the WebAudio implementation in Blink, as
used in Google Chrome before 40.0.2214.91, allows remote attackers to cause
a denial of service or possibly have unspecified other impact via vectors
that trigger an audio-rendering thread in which AudioNode data is
improperly maintained.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| chromium-browser | 15.10 wily | Fixed 40.0.2214.94-0ubuntu1.1120 |
| 15.04 vivid | Fixed 40.0.2214.94-0ubuntu1.1120 |
| 14.10 utopic | Fixed 40.0.2214.94-0ubuntu0.14.10.1.1110 |
| 14.04 LTS trusty | Fixed 40.0.2214.94-0ubuntu0.14.04.1.1068 |
| 12.04 LTS precise | Ignored |
| 10.04 LTS lucid | Ignored end of life |
| oxide-qt | 15.10 wily | Fixed 1.4.2-0ubuntu1 |
| 15.04 vivid | Fixed 1.4.2-0ubuntu1 |
| 14.10 utopic | Fixed 1.4.2-0ubuntu0.14.10.1 |
| 14.04 LTS trusty | Fixed 1.4.2-0ubuntu0.14.04.1 |
| 12.04 LTS precise | Not in release |
| 10.04 LTS lucid | Not in release |

---

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-7925)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2014-7925)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2014-7925)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2014-7925)

### Related Ubuntu Security Notices (USN)

+ [USN-2476-1](https://usn.ubuntu.com/USN-2476-1)
+ Oxide vulnerabilities
+ 26 January 2015

### Other references

* <https://src.chromium.org/viewvc/blink?revision=186914&view=revision>
* <https://src.chromium.org/viewvc/blink?revision=186482&view=revision>
* <https://codereview.chromium.org/802593004>
* <https://code.google.com/p/chromium/issues/detail?id=434136>
* <http://googlechromereleases.blogspot.com/2015/01/stable-update.html>
* <https://www.cve.org/CVERecord?id=CVE-2014-7925>