ubuntu-security-announce Digest, Vol 117, Issue 1

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Today's Topics:

1. [USN-2229-1] GnuTLS vulnerability (Marc Deslauriers)


----------------------------------------------------------------------

Message: 1
Date: Mon, 02 Jun 2014 09:37:39 -0400
From: Marc Deslauriers <marc.deslauriers@canonical.com>
To: ubuntu-security-announce@lists.ubuntu.com
Subject: [USN-2229-1] GnuTLS vulnerability
Message-ID: <538C7E23.8080204@canonical.com>
Content-Type: text/plain; charset="utf-8"

==========================================================================
Ubuntu Security Notice USN-2229-1
June 02, 2014

gnutls26 vulnerability
==========================================================================

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

- Ubuntu 14.04 LTS
- Ubuntu 13.10
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS

Summary:

GnuTLS could be made to crash or run programs if it connected to a
malicious server.

Software Description:
- gnutls26: GNU TLS library

Details:

Joonas Kuorilehto discovered that GnuTLS incorrectly handled Server Hello
messages. A malicious remote server or a man in the middle could use this
issue to cause GnuTLS to crash, resulting in a denial of service, or
possibly execute arbitrary code.

Update instructions:

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

Ubuntu 14.04 LTS:
libgnutls26 2.12.23-12ubuntu2.1

Ubuntu 13.10:
libgnutls26 2.12.23-1ubuntu4.3

Ubuntu 12.04 LTS:
libgnutls26 2.12.14-5ubuntu3.8

Ubuntu 10.04 LTS:
libgnutls26 2.8.5-2ubuntu0.6

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

References:
http://www.ubuntu.com/usn/usn-2229-1
CVE-2014-3466

Package Information:
https://launchpad.net/ubuntu/+source/gnutls26/2.12.23-12ubuntu2.1
https://launchpad.net/ubuntu/+source/gnutls26/2.12.23-1ubuntu4.3
https://launchpad.net/ubuntu/+source/gnutls26/2.12.14-5ubuntu3.8
https://launchpad.net/ubuntu/+source/gnutls26/2.8.5-2ubuntu0.6


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