---
title: "CVE-2013-4936\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-2013-4936?format=md
keywords: index, follow
---

# CVE-2013-4936

Publication date 30 July 2013

Last updated 24 July 2024

---

Ubuntu priority

**Low**

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

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## Description

The IsDFP\_Frame function in plugins/profinet/packet-pn-rt.c in the PROFINET
Real-Time dissector in Wireshark 1.10.x before 1.10.1 does not validate MAC
addresses, which allows remote attackers to cause a denial of service (NULL
pointer dereference and application crash) via a crafted packet.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| wireshark | 13.10 saucy | Not affected |
| 13.04 raring | Not affected |
| 12.10 quantal | Not affected |
| 12.04 LTS precise | Not affected |
| 10.04 LTS lucid | 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-2013-4936)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2013-4936)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2013-4936)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2013-4936)

### Other references

* <https://www.wireshark.org/security/wnpa-sec-2013-.html>
* <https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8904>
* <http://www.wireshark.org/docs/relnotes/wireshark-1.10.1.html>
* <http://anonsvn.wireshark.org/viewvc?view=revision&revision=50472>
* <http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-smtp.c?r1=50472&r2=50471&pathrev=50472>
* <https://www.cve.org/CVERecord?id=CVE-2013-4936>