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HistoryJan 14, 2014 - 12:00 a.m.

[USN-2081-1] Bind vulnerability

2014-01-1400:00:00
vulners.com
28

==========================================================================
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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