---
title: "CVE-2005-4347\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-2005-4347?format=md
keywords: index, follow
---

# CVE-2005-4347

Publication date 31 December 2005

Last updated 17 July 2025

---

Ubuntu priority

**Medium**

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

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## Description

The Linux 2.4 kernel patch in kernel-patch-vserver before 1.9.5.5 and 2.x
before 2.3 for Debian GNU/Linux does not correctly set the "chroot barrier"
with util-vserver, which allows attackers to access files on the host
system that are outside of the vserver.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| kernel-patch-vserver | 7.04 feisty | Not in release |
| 6.10 edgy | Not affected |
| 6.06 LTS dapper | Not affected |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-4347)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2005-4347)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2005-4347)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2005-4347)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2005-4347>