---
title: "CVE-2016-1628\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-2016-1628?format=md
keywords: index, follow
---

# CVE-2016-1628

Publication date 21 February 2016

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**6.3 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2016-1628?format=md#impact-score)

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## Description

pi.c in OpenJPEG, as used in PDFium in Google Chrome before 48.0.2564.109,
does not validate a certain precision value, which allows remote attackers
to execute arbitrary code or cause a denial of service (out-of-bounds read)
via a crafted JPEG 2000 image in a PDF document, related to the
opj\_pi\_next\_rpcl, opj\_pi\_next\_pcrl, and opj\_pi\_next\_cprl functions.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| chromium-browser | 15.10 wily | Fixed 48.0.2564.116-0ubuntu0.15.10.1.1221 |
| 15.04 vivid | Ignored end of life, was needed |
| 14.04 LTS trusty | Fixed 48.0.2564.116-0ubuntu0.14.04.1.1111 |
| 12.04 LTS precise | Ignored |
| oxide-qt | 15.10 wily | Not affected |
| 15.04 vivid | Not affected |
| 14.04 LTS trusty | Not in release |
| 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**

6.3 · Medium

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 6.3 · Medium |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1628)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2016-1628)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2016-1628)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2016-1628)

### Other references

* <http://googlechromereleases.blogspot.com/2016/02/stable-channel-update_9.html>
* <https://www.cve.org/CVERecord?id=CVE-2016-1628>