---
title: "CVE-2015-8459\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-2015-8459?format=md
keywords: index, follow
---

# CVE-2015-8459

Publication date 28 December 2015

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**10.0 · Critical**

[Score breakdown](https://ubuntu.com/security/CVE-2015-8459?format=md#impact-score)

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## Description

Adobe Flash Player before 18.0.0.324 and 19.x and 20.x before 20.0.0.267 on
Windows and OS X and before 11.2.202.559 on Linux, Adobe AIR before
20.0.0.233, Adobe AIR SDK before 20.0.0.233, and Adobe AIR SDK & Compiler
before 20.0.0.233 allow attackers to execute arbitrary code or cause a
denial of service (memory corruption) via unspecified vectors, a different
vulnerability than CVE-2015-8460, CVE-2015-8636, and CVE-2015-8645.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| flashplugin-nonfree | 15.10 wily | Fixed 11.2.202.559ubuntu0.15.10.1 |
| 15.04 vivid | Fixed 11.2.202.559ubuntu0.15.04.1 |
| 14.04 LTS trusty | Fixed 11.2.202.559ubuntu0.14.04.1 |
| 12.04 LTS precise | Fixed 11.2.202.559ubuntu0.12.04.1 |

---

* [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**

10.0 · Critical

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 10.0 · Critical |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8459)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-8459)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-8459)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2015-8459)

### Other references

* <https://helpx.adobe.com/security/products/flash-player/apsb16-01.html>
* <https://www.cve.org/CVERecord?id=CVE-2015-8459>