---
title: "CVE-2015-8011\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-2015-8011?format=md
keywords: index, follow
---

# CVE-2015-8011

Publication date 28 January 2020

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**9.8 · Critical**

[Score breakdown](https://ubuntu.com/security/CVE-2015-8011?format=md#impact-score)

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## Description

Buffer overflow in the lldp\_decode function in daemon/protocols/lldp.c in
lldpd before 0.8.0 allows remote attackers to cause a denial of service
(daemon crash) and possibly execute arbitrary code via vectors involving
large management addresses and TLV boundaries.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2015-8011?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| lldpd | 20.10 groovy | Not affected |
| 20.04 LTS focal | Not affected |
| 19.04 disco | Not affected |
| 18.10 cosmic | Not affected |
| 18.04 LTS bionic | Not affected |
| 17.10 artful | Not affected |
| 17.04 zesty | Not affected |
| 16.10 yakkety | Not affected |
| 16.04 LTS xenial | Not affected |
| 15.10 wily | Ignored end of life |
| 15.04 vivid | Ignored end of life |
| 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | Ignored end of life |
| openvswitch | 20.10 groovy | Fixed 2.13.1-0ubuntu1.2 |
| 20.04 LTS focal | Fixed 2.13.1-0ubuntu0.20.04.3 |
| 18.04 LTS bionic | Fixed 2.9.7-0ubuntu0.18.04.2 |
| 16.04 LTS xenial | Fixed 2.5.9-0ubuntu0.16.04.2 |
| 14.04 LTS trusty | 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)
* [Patch details](https://ubuntu.com/security/CVE-2015-8011?format=md#patch-details)

## Notes

---

### [sbeattie](https://launchpad.net/~sbeattie)

introduced in 0.5.6

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| lldpd | * Upstream:   [dd4f16e](https://github.com/vincentbernat/lldpd/commit/dd4f16e7e816f2165fba76e3d162cd8d2978dcb2) |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

9.8 · Critical

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 9.8 · Critical |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8011)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-8011)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-8011)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2015-8011)

### Related Ubuntu Security Notices (USN)

+ [USN-4691-1](https://usn.ubuntu.com/USN-4691-1)
+ Open vSwitch vulnerabilities
+ 13 January 2021

### Other references

* <https://github.com/vincentbernat/lldpd/commit/dd4f16e7e816f2165fba76e3d162cd8d2978dcb2>
* <http://www.openwall.com/lists/oss-security/2015/10/16/2>
* <https://mail.openvswitch.org/pipermail/ovs-announce/2021-January/000268.html>
* <https://www.cve.org/CVERecord?id=CVE-2015-8011>