---
title: "CVE-2009-3295\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-2009-3295?format=md
keywords: index, follow
---

# CVE-2009-3295

Publication date 29 December 2009

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

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## Description

The prep\_reprocess\_req function in kdc/do\_tgs\_req.c in the cross-realm
referral implementation in the Key Distribution Center (KDC) in MIT
Kerberos 5 (aka krb5) 1.7 before 1.7.1 allows remote attackers to cause a
denial of service (NULL pointer dereference and daemon crash) via a ticket
request.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| krb5 | 9.10 karmic | Fixed 1.7dfsg~beta3-1ubuntu0.1 |
| 9.04 jaunty | Not affected |
| 8.10 intrepid | Not affected |
| 8.04 LTS hardy | Not affected |
| 6.06 LTS dapper | Not affected |

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* [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-2009-3295)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2009-3295)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2009-3295)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2009-3295)

### Related Ubuntu Security Notices (USN)

+ [USN-879-1](https://usn.ubuntu.com/USN-879-1)
+ Kerberos vulnerability
+ 6 January 2010

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2009-3295>