USN-343-1: bind9 vulnerabilities

Ubuntu Security Notice USN-343-1

8th September, 2006

bind9 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 6.06 LTS
  • Ubuntu 5.10
  • Ubuntu 5.04


bind did not sufficiently verify particular requests and responses
from other name servers and users. By sending a specially crafted
packet, a remote attacker could exploit this to crash the name server.

Update instructions

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

Ubuntu 6.06 LTS:
bind9 1:9.3.2-2ubuntu1.1
Ubuntu 5.10:
bind9 1:9.3.1-2ubuntu1.1
Ubuntu 5.04:
bind9 1:9.2.4-1ubuntu1.1

To update your system, please follow these instructions:

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


CVE-2006-4095, CVE-2006-4096