---
title: "CVE-2012-5468\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-2012-5468?format=md
keywords: index, follow
---

# CVE-2012-5468

Publication date 11 December 2012

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

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## Description

Heap-based buffer overflow in iconvert.c in the bogolexer component in
Bogofilter before 1.2.3 allows remote attackers to cause a denial of
service (crash) and possibly execute arbitrary code via an email containing
a base64 string that is decoded to incomplete multibyte characters.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| bogofilter | 12.10 quantal | Fixed 1.2.2+dfsg1-1ubuntu0.12.10.1 |
| 12.04 LTS precise | Fixed 1.2.2+dfsg1-1ubuntu0.12.04.1 |
| 11.10 oneiric | Fixed 1.2.2-3ubuntu1.1 |
| 10.04 LTS lucid | Fixed 1.2.1-0ubuntu1.2 |
| 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-2012-5468?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 |
| --- | --- |
| bogofilter | * Upstream:   <http://bogofilter.svn.sourceforge.net/viewvc/bogofilter?view=revision&revision=6973> * Upstream:   <http://bogofilter.svn.sourceforge.net/viewvc/bogofilter?view=revision&revision=6975> * Upstream:   <http://bogofilter.svn.sourceforge.net/viewvc/bogofilter?view=revision&revision=6986> |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5468)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2012-5468)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2012-5468)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2012-5468)

### Related Ubuntu Security Notices (USN)

+ [USN-1667-1](https://usn.ubuntu.com/USN-1667-1)
+ bogofilter vulnerability
+ 17 December 2012

### Other references

* <http://bogofilter.sourceforge.net/security/bogofilter-SA-2012-01>
* <https://www.cve.org/CVERecord?id=CVE-2012-5468>