A security issue affects the following Ubuntu releases:
Ubuntu 8.04 LTS
This advisory also applies to the corresponding versions of
Kubuntu, Edubuntu, and Xubuntu.
The problem can be corrected by upgrading your system to the
following package versions:
Ubuntu 8.04 LTS:
After a standard system upgrade you need to restart Dnsmasq to effect
the necessary changes.
Dan Kaminsky discovered weaknesses in the DNS protocol as implemented
by Dnsmasq. A remote attacker could exploit this to spoof DNS entries
and poison DNS caches. Among other things, this could lead to
misdirected email and web traffic.