---
title: "CVE-2016-5172\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-2016-5172?format=md
keywords: index, follow
---

# CVE-2016-5172

Publication date 25 September 2016

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**6.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2016-5172?format=md#impact-score)

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## Description

The parser in Google V8, as used in Google Chrome before 53.0.2785.113,
mishandles scopes, which allows remote attackers to obtain sensitive
information from arbitrary memory locations via crafted JavaScript code.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| chromium-browser | 16.10 yakkety | Fixed 53.0.2785.143-0ubuntu1.1307 |
| 16.04 LTS xenial | Fixed 53.0.2785.143-0ubuntu0.16.04.1.1254 |
| 14.04 LTS trusty | Fixed 53.0.2785.143-0ubuntu0.14.04.1.1142 |
| 12.04 LTS precise | Ignored |
| oxide-qt | 16.10 yakkety | Fixed 1.17.9-0ubuntu1 |
| 16.04 LTS xenial | Fixed 1.17.9-0ubuntu0.16.04.1 |
| 14.04 LTS trusty | Fixed 1.17.9-0ubuntu0.14.04.1 |
| 12.04 LTS precise | 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)

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

6.5 · Medium

* Base metrics

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

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

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5172)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2016-5172)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2016-5172)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2016-5172)

### Related Ubuntu Security Notices (USN)

+ [USN-3091-1](https://usn.ubuntu.com/USN-3091-1)
+ Oxide vulnerabilities
+ 7 October 2016

### Other references

* <https://googlechromereleases.blogspot.com/2016/09/stable-channel-update-for-desktop_13.html>
* <https://www.cve.org/CVERecord?id=CVE-2016-5172>