==========================================================================
Ubuntu Security Notice USN-2164-1
April 07, 2014

openssh vulnerability
==========================================================================

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

– Ubuntu 13.10
– Ubuntu 12.10
– Ubuntu 12.04 LTS

Summary:

A malicious server could bypass OpenSSH SSHFP DNS record checking.

Software Description:
– openssh: secure shell (SSH) for secure access to remote machines

Details:

Matthew Vernon discovered that OpenSSH did not correctly check SSHFP DNS
records if a server presented an unacceptable host certificate. A malicious
server could use this issue to disable SSHFP checking.

Update instructions:

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

Ubuntu 13.10:
openssh-client 1:6.2p2-6ubuntu0.3

Ubuntu 12.10:
openssh-client 1:6.0p1-3ubuntu1.2

Ubuntu 12.04 LTS:
openssh-client 1:5.9p1-5ubuntu1.3

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

References:
http://www.ubuntu.com/usn/usn-2164-1
CVE-2014-2653

Package Information:
https://launchpad.net/ubuntu/+source/openssh/1:6.2p2-6ubuntu0.3
https://launchpad.net/ubuntu/+source/openssh/1:6.0p1-3ubuntu1.2
https://launchpad.net/ubuntu/+source/openssh/1:5.9p1-5ubuntu1.3

—–BEGIN PGP SIGNATURE—–
Version: GnuPG v1
Comment: Using GnuPG with Thunderbird – http://www.enigmail.net/
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=+tg5
—–END PGP SIGNATURE—–
—