USN-3201-1: Bind vulnerabilities

Publication date

16 February 2017

Overview

Bind could be made to crash if it received specially crafted network traffic.


Packages

  • bind9 - Internet Domain Name Server

Details

It was discovered that Bind incorrectly handled rewriting certain query
responses when using both DNS64 and RPZ. A remote attacker could possibly
use this issue to cause Bind to crash, resulting in a denial of service.

It was discovered that Bind incorrectly handled rewriting certain query
responses when using both DNS64 and RPZ. A remote attacker could possibly
use this issue to cause Bind to crash, resulting in a denial of service.

Update instructions

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

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
16.10 yakkety bind9 –  1:9.10.3.dfsg.P4-10.1ubuntu1.3
16.04 xenial bind9 –  1:9.10.3.dfsg.P4-8ubuntu1.5
14.04 trusty bind9 –  1:9.9.5.dfsg-3ubuntu0.13
12.04 precise bind9 –  1:9.8.1.dfsg.P1-4ubuntu0.21

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