USN-2081-1: Bind vulnerability

Publication date

13 January 2014

Overview

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


Packages

  • 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.

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

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
13.10 saucy bind9 –  1:9.9.3.dfsg.P2-4ubuntu1.1
13.04 raring bind9 –  1:9.9.2.dfsg.P1-2ubuntu2.2
12.10 quantal bind9 –  1:9.8.1.dfsg.P1-4.2ubuntu3.4
12.04 precise bind9 –  1:9.8.1.dfsg.P1-4ubuntu0.8
10.04 lucid bind9 –  1:9.7.0.dfsg.P1-1ubuntu0.11

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