Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-491-1: Bind vulnerability

25 July 2007

Bind vulnerability

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.

Learn more about Ubuntu Pro

Releases

Details

A flaw was discovered in Bind's sequence number generator. A remote
attacker could calculate future sequence numbers and send forged DNS
query responses. This could lead to client connections being directed
to attacker-controlled hosts, resulting in credential theft and other
attacks.

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.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 7.04
  • libdns22 - 1:9.3.4-2ubuntu2.1
Ubuntu 6.10
  • libdns21 - 1:9.3.2-2ubuntu3.2
Ubuntu 6.06
  • libdns21 - 1:9.3.2-2ubuntu1.3

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

References