---
title: "CVE-2009-4005\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-2009-4005?format=md
keywords: index, follow
---

# CVE-2009-4005

Publication date 19 November 2009

Last updated 24 July 2024

---

Ubuntu priority

**Low**

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

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## Description

The collect\_rx\_frame function in drivers/isdn/hisax/hfc\_usb.c in the Linux
kernel before 2.6.32-rc7 allows attackers to have an unspecified impact via
a crafted HDLC packet that arrives over ISDN and triggers a buffer
under-read.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| linux | 9.10 karmic | Fixed 2.6.31-16.52 |
| 9.04 jaunty | Fixed 2.6.28-17.58 |
| 8.10 intrepid | Fixed 2.6.27-16.44 |
| 8.04 LTS hardy | Fixed 2.6.24-26.64 |
| 6.06 LTS dapper | Not in release |
| linux-source-2.6.15 | 9.10 karmic | Not in release |
| 9.04 jaunty | Not in release |
| 8.10 intrepid | Not in release |
| 8.04 LTS hardy | Not in release |
| 6.06 LTS dapper | Fixed 2.6.15-55.81 |

---

* [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-2009-4005)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2009-4005)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2009-4005)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2009-4005)

### Related Ubuntu Security Notices (USN)

+ [USN-864-1](https://usn.ubuntu.com/USN-864-1)
+ Linux kernel vulnerabilities
+ 5 December 2009

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2009-4005>