dnsmasq Dns Cache Software Security Update To Fix DNS Spoofing Attacks

Posted on in Categories BIND Dns, CentOS, Debian Linux, fedora linux, Linux, Linux distribution, package management, RedHat/Fedora Linux, Security Alert last updated August 12, 2008

Red Hat has shipped a new version of its dnsmasq caching software to plug source UDP port bug. This could have made DNS spoofing attacks (CVE-2008-1447) easier. Dnsmasq is lightweight ultra fast dns cache server forwarder and DHCP server. It is designed to provide DNS and, optionally, DHCP, to a small network.

This update has been rated as having moderate security impact, to upgrade your software, type the following command:
# yum update

This software only available under RHEL 5 / CentOS Linux 5.x. If you are using Debian / Ubuntu Linux, enter:
# apt-get update
# apt-get upgrade

Posted by: Vivek Gite

The author is the creator of nixCraft and a seasoned sysadmin and a trainer for the Linux operating system/Unix shell scripting. He has worked with global clients and in various industries, including IT, education, defense and space research, and the nonprofit sector. Follow him on Twitter, Facebook, Google+.

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