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[USN-3172-1] Bind vulnerabilities

Posted on 12 January 2017
Ubuntu Security

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Ubuntu Security Notice USN-3172-1
January 12, 2017

bind9 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS

Summary:

Several security issues were fixed in Bind.

Software Description:
- bind9: Internet Domain Name Server

Details:

It was discovered that Bind incorrectly handled certain malformed respons=
es
to an ANY query. A remote attacker could possibly use this issue to cause=

Bind to crash, resulting in a denial of service. (CVE-2016-9131)

It was discovered that Bind incorrectly handled certain malformed respons=
es
to an ANY query. A remote attacker could possibly use this issue to cause=

Bind to crash, resulting in a denial of service. (CVE-2016-9147)

It was discovered that Bind incorrectly handled certain malformed DS reco=
rd
responses. A remote attacker could possibly use this issue to cause Bind =
to
crash, resulting in a denial of service. This issue only affected Ubuntu
14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-9444)

Update instructions:

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

Ubuntu 16.10:
bind9 1:9.10.3.dfsg.P4-10.1ubuntu1.2

Ubuntu 16.04 LTS:
bind9 1:9.10.3.dfsg.P4-8ubuntu1.4

Ubuntu 14.04 LTS:
bind9 1:9.9.5.dfsg-3ubuntu0.11

Ubuntu 12.04 LTS:
bind9 1:9.8.1.dfsg.P1-4ubuntu0.20

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


References:
http://www.ubuntu.com/usn/usn-3172-1
CVE-2016-9131, CVE-2016-9147, CVE-2016-9444

Package Information:
https://launchpad.net/ubuntu/+source/bind9/1:9.10.3.dfsg.P4-10.1ubuntu1=
=2E2
https://launchpad.net/ubuntu/+source/bind9/1:9.10.3.dfsg.P4-8ubuntu1.4
https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-3ubuntu0.11
https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4ubuntu0.20



--RBQLtM6BIhxamMELE0SRQnFB8wRtGP1XP--

 

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