Ubuntu 1190-1: DHCP vulnerabilities
Summary
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 11.04: isc-dhcp-server 4.1.1-P1-15ubuntu9.1 Ubuntu 10.10: dhcp3-server 3.1.3-2ubuntu6.3 Ubuntu 10.04 LTS: dhcp3-server 3.1.3-2ubuntu3.3 Ubuntu 8.04 LTS: dhcp3-server 3.0.6.dfsg-1ubuntu9.3 In general, a standard system update will make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-1190-1
CVE-2011-2748, CVE-2011-2749
Package Information
https://launchpad.net/ubuntu/+source/isc-dhcp/4.1.1-P1-15ubuntu9.1 https://launchpad.net/ubuntu/+source/dhcp3/3.1.3-2ubuntu6.3 https://launchpad.net/ubuntu/+source/dhcp3/3.1.3-2ubuntu3.3 https://launchpad.net/ubuntu/+source/dhcp3/3.0.6.dfsg-1ubuntu9.3