USN-3119-1: Bind vulnerability

Ubuntu Security Notice USN-3119-1

1st November, 2016

bind9 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 16.10
• Ubuntu 16.04 LTS
• 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

Tony Finch and Marco Davids discovered that Bind incorrectly handled
certain responses containing a DNAME answer. A remote attacker could
possibly 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 version:

Ubuntu 16.10:

bind9 1:9.10.3.dfsg.P4-10.1ubuntu1.1

Ubuntu 16.04 LTS:

bind9 1:9.10.3.dfsg.P4-8ubuntu1.2

Ubuntu 14.04 LTS:

bind9 1:9.9.5.dfsg-3ubuntu0.10

Ubuntu 12.04 LTS:

bind9 1:9.8.1.dfsg.P1-4ubuntu0.19

To update your system, please follow these instructions: http://ift.tt/17VXqjU.

In general, a standard system update will make all the necessary changes.

References

CVE-2016-8864

from Ubuntu Security Notices http://ift.tt/2eRQ3Ur