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From: Marc Deslauriers
Reply-To: Ubuntu Security
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <807f5dfd-3a94-50b3-5e9e-954219368ec0@canonical.com>
Subject: [USN-3769-1] Bind vulnerability
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==========================================================================
Ubuntu Security Notice USN-3769-1
September 20, 2018
bind9 vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Bind could be made to crash if it received specially crafted network
traffic.
Software Description:
- bind9: Internet Domain Name Server
Details:
It was discovered that Bind incorrectly handled the deny-answer-aliases
feature. If this feature is enabled, 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 18.04 LTS:
bind9 1:9.11.3+dfsg-1ubuntu1.2
Ubuntu 16.04 LTS:
bind9 1:9.10.3.dfsg.P4-8ubuntu1.11
Ubuntu 14.04 LTS:
bind9 1:9.9.5.dfsg-3ubuntu0.18
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/usn/usn-3769-1
CVE-2018-5740
Package Information:
https://launchpad.net/ubuntu/+source/bind9/1:9.11.3+dfsg-1ubuntu1.2
https://launchpad.net/ubuntu/+source/bind9/1:9.10.3.dfsg.P4-8ubuntu1.11
https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-3ubuntu0.18
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