---
title: "CVE-2016-3850\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-2016-3850?format=md
keywords: index, follow
---

# CVE-2016-3850

Publication date 5 August 2016

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**7.3 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2016-3850?format=md#impact-score)

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## Description

Integer overflow in app/aboot/aboot.c in the Qualcomm bootloader in Android
before 2016-08-05 on Nexus 5, 5X, 6P, and 7 (2013) devices allows attackers
to gain privileges via a crafted header field in a boot image, aka Android
internal bug 27917291 and Qualcomm internal bug CR945164.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| android | 18.04 LTS bionic | Not in release |
| 17.10 artful | Not in release |
| 17.04 zesty | Ignored end of life |
| 16.10 yakkety | Ignored end of life |
| 16.04 LTS xenial | Ignored end of standard support |
| 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**

7.3 · High

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Local |
  | Attack complexity | Low |
  | Privileges required | Low |
  | User interaction | Required |
  | Scope | Unchanged |
  | Confidentiality impact | High |
  | Integrity impact | High |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 7.3 · High |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3850)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2016-3850)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2016-3850)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2016-3850)

### Other references

* <http://source.android.com/security/bulletin/2016-08-01.html>
* <https://source.codeaurora.org/quic/la/kernel/lk/commit/?id=030371d45a9dcda4d0cc3c76647e753a1cc1b782>
* <https://www.cve.org/CVERecord?id=CVE-2016-3850>