---
title: "CVE-2006-0036\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-2006-0036?format=md
keywords: index, follow
---

# CVE-2006-0036

Publication date 23 January 2006

Last updated 17 July 2025

---

Ubuntu priority

**Medium**

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

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## Description

ip\_nat\_pptp in the PPTP NAT helper (netfilter/ip\_nat\_helper\_pptp.c) in
Linux kernel 2.6.14, and other versions, allows remote attackers to cause a
denial of service (memory corruption or crash) via an inbound
PPTP\_IN\_CALL\_REQUEST packet that causes a null pointer to be used in an
offset calculation.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| linux-source-2.6.15 | 7.04 feisty | Not in release |
| 6.10 edgy | Not in release |
| 6.06 LTS dapper | Fixed 2.6.15-29.58 |
| linux-source-2.6.17 | 7.04 feisty | Not in release |
| 6.10 edgy | Fixed 2.6.17.1-12.40 |
| 6.06 LTS dapper | 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)

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-0036)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2006-0036)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2006-0036)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2006-0036)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2006-0036>