==========================================================================
Ubuntu Security Notice USN-2837-1
December 15, 2015
bind9 vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 15.10
– Ubuntu 15.04
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
Summary:
Bind could be made to crash if it received specially crafted network
traffic.
Software Description:
– bind9: Internet Domain Name Server
Details:
It was discovered that Bind incorrectly handled responses with malformed
class attributes. A remote attacker could use this issue to cause Bind to
crash, resulting in a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 15.10:
bind9 1:9.9.5.dfsg-11ubuntu1.1
Ubuntu 15.04:
bind9 1:9.9.5.dfsg-9ubuntu0.4
Ubuntu 14.04 LTS:
bind9 1:9.9.5.dfsg-3ubuntu0.6
Ubuntu 12.04 LTS:
bind9 1:9.8.1.dfsg.P1-4ubuntu0.14
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2837-1
CVE-2015-8000
Package Information:
https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-11ubuntu1.1
https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-9ubuntu0.4
https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-3ubuntu0.6
https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4ubuntu0.14
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