Ubuntu alert USN-2503-1 (bind9)

From:
    	     
 
Marc Deslauriers <marc.deslauriers@canonical.com> 
To:
    	     
 
ubuntu-security-announce@lists.ubuntu.com 
Subject:
    	     
 
[USN-2503-1] Bind vulnerability 
Date:
    	     
 
Wed, 18 Feb 2015 16:48:51 -0500
Message-ID:
    	     
 
<54E508C3.3080408@canonical.com>
==========================================================================
Ubuntu Security Notice USN-2503-1
February 18, 2015

bind9 vulnerability
==========================================================================

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

- Ubuntu 14.10
- 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:

Jan-Piet Mens discovered that Bind incorrectly handled Trust Anchor
Management. 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 14.10:
  bind9                           1:9.9.5.dfsg-4.3ubuntu0.2

Ubuntu 14.04 LTS:
  bind9                           1:9.9.5.dfsg-3ubuntu0.2

Ubuntu 12.04 LTS:
  bind9                           1:9.8.1.dfsg.P1-4ubuntu0.10

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

References:
  http://www.ubuntu.com/usn/usn-2503-1
  CVE-2015-1349

Package Information:
  https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-4...
  https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-3...
  https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P...


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