Ubuntu Security Notices
USN-402-1

USN-402-1: Avahi vulnerability

Publication date

5 January 2007

Overview

Avahi vulnerability

Releases

Details

A flaw was discovered in Avahi’s handling of compressed DNS packets. If
a specially crafted reply were received over the network, the Avahi
daemon would go into an infinite loop, causing a denial of service.

Update instructions

In general, a standard system upgrade is sufficient to effect the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release	Package Version
6.10 edgy	avahi-daemon – 0.6.13-2ubuntu2.4
6.06 dapper	avahi-daemon – 0.6.10-0ubuntu3.4
5.10 breezy	avahi-daemon – 0.5.2-1ubuntu1.4

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

CVE-2006-6870

CVE-2006-6870