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Ubuntu Security Notice USN-2081-1
January 13, 2014
bind9 vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 13.10
– Ubuntu 13.04
– Ubuntu 12.10
– Ubuntu 12.04 LTS
– Ubuntu 10.04 LTS
Summary:
Bind could be made to crash if it received specially crafted network
traffic.
Software Description:
– bind9: Internet Domain Name Server
Details:
Jared Mauch discovered that Bind incorrectly handled certain queries for
NSEC3-signed zones. A remote attacker could use this flaw with a specially
crafted query to cause Bind to stop responding, resulting in a denial of
service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 13.10:
bind9 1:9.9.3.dfsg.P2-4ubuntu1.1
Ubuntu 13.04:
bind9 1:9.9.2.dfsg.P1-2ubuntu2.2
Ubuntu 12.10:
bind9 1:9.8.1.dfsg.P1-4.2ubuntu3.4
Ubuntu 12.04 LTS:
bind9 1:9.8.1.dfsg.P1-4ubuntu0.8
Ubuntu 10.04 LTS:
bind9 1:9.7.0.dfsg.P1-1ubuntu0.11
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2081-1
CVE-2014-0591
Package Information:
https://launchpad.net/ubuntu/+source/bind9/1:9.9.3.dfsg.P2-4ubuntu1.1
https://launchpad.net/ubuntu/+source/bind9/1:9.9.2.dfsg.P1-2ubuntu2.2
https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4.2ubuntu3.4
https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4ubuntu0.8
https://launchpad.net/ubuntu/+source/bind9/1:9.7.0.dfsg.P1-1ubuntu0.11
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