---
title: "CVE-2011-1489\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-2011-1489?format=md
keywords: index, follow
---

# CVE-2011-1489

Publication date 14 November 2019

Last updated 25 August 2025

---

Ubuntu priority

**Low**

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

## Cvss 3 Severity Score

**5.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2011-1489?format=md#impact-score)

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## Description

A memory leak in rsyslog before 5.7.6 was found in the way deamon processed
log messages were logged when multiple rulesets were used and some output
batches contained messages belonging to more than one ruleset. A local
attacker could cause denial of the rsyslogd daemon service via a log
message belonging to more than one ruleset.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| rsyslog | 15.04 vivid | Not affected |
| 14.10 utopic | Not affected |
| 14.04 LTS trusty | Not affected |
| 13.10 saucy | Not affected |
| 13.04 raring | Not affected |
| 12.10 quantal | Not affected |
| 12.04 LTS precise | Not affected |
| 11.10 oneiric | Not affected |
| 11.04 natty | Ignored end of life |
| 10.10 maverick | Ignored end of life |
| 10.04 LTS lucid | Ignored end of life |
| 8.04 LTS hardy | Ignored end of life |

---

* [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-2011-1489?format=md#patch-details)

### 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 |
| --- | --- |
| rsyslog | * Upstream:   <http://git.adiscon.com/?p=rsyslog.git;a=commitdiff;h=1ef709cc97d54f74d3fdeb83788cc4b01f4c6a2a> |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

5.5 · Medium

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 5.5 · Medium |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1489)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2011-1489)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2011-1489)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2011-1489)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2011-1489>