This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--===============4847614409116191981==
Content-Type: multipart/signed; micalg=pgp-sha512;
 protocol="application/pgp-signature";
 boundary="ePU51s65qx36YpZYSZXq6XeUrdTdrqljc"

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--ePU51s65qx36YpZYSZXq6XeUrdTdrqljc
Content-Type: multipart/mixed;
 boundary="p2JDYUIcPPoFCeQOdPsUlU3PP4twnmSz5";
 protected-headers="v1"
From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <807f5dfd-3a94-50b3-5e9e-954219368ec0@canonical.com>
Subject: [USN-3769-1] Bind vulnerability

--p2JDYUIcPPoFCeQOdPsUlU3PP4twnmSz5
Content-Type: text/plain; charset=utf-8
Content-Language: en-C
Content-Transfer-Encoding: quoted-printable

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


--p2JDYUIcPPoFCeQOdPsUlU3PP4twnmSz5--

--ePU51s65qx36YpZYSZXq6XeUrdTdrqljc
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

-----BEGIN PGP SIGNATURE-----
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=WtDE
-----END PGP SIGNATURE-----

--ePU51s65qx36YpZYSZXq6XeUrdTdrqljc--


--===============4847614409116191981==
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: base64
Content-Disposition: inline

LS0gCnVidW50dS1zZWN1cml0eS1hbm5vdW5jZSBtYWlsaW5nIGxpc3QKdWJ1bnR1LXNlY3VyaXR5
LWFubm91bmNlQGxpc3RzLnVidW50dS5jb20KTW9kaWZ5IHNldHRpbmdzIG9yIHVuc3Vic2NyaWJl
IGF0OiBodHRwczovL2xpc3RzLnVidW50dS5jb20vbWFpbG1hbi9saXN0aW5mby91YnVudHUtc2Vj
dXJpdHktYW5ub3VuY2UK

--===============4847614409116191981==--