ubuntu-security-announce Digest, Vol 97, Issue 7

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Today's Topics:

1. [USN-1601-1] Bind vulnerability (Marc Deslauriers)
2. [USN-1602-1] Ruby vulnerabilities (Tyler Hicks)
3. [USN-1603-1] Ruby vulnerabilities (Tyler Hicks)


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

Message: 1
Date: Wed, 10 Oct 2012 08:59:49 -0400
From: Marc Deslauriers <marc.deslauriers@canonical.com>
To: ubuntu-security-announce@lists.ubuntu.com
Subject: [USN-1601-1] Bind vulnerability
Message-ID: <50757145.1090002@canonical.com>
Content-Type: text/plain; charset="iso-8859-1"

==========================================================================
Ubuntu Security Notice USN-1601-1
October 10, 2012

bind9 vulnerability
==========================================================================

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

- Ubuntu 12.04 LTS
- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.04 LTS
- Ubuntu 8.04 LTS

Summary:

Bind could be made to crash if it received specially crafted network
traffic.

Software Description:
- bind9: Internet Domain Name Server

Details:

Jake Montgomery discovered that Bind incorrectly handled certain specific
combinations of RDATA. A remote attacker could use this flaw 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 12.04 LTS:
bind9 1:9.8.1.dfsg.P1-4ubuntu0.4

Ubuntu 11.10:
bind9 1:9.7.3.dfsg-1ubuntu4.5

Ubuntu 11.04:
bind9 1:9.7.3.dfsg-1ubuntu2.7

Ubuntu 10.04 LTS:
bind9 1:9.7.0.dfsg.P1-1ubuntu0.8

Ubuntu 8.04 LTS:
bind9 1:9.4.2.dfsg.P2-2ubuntu0.12

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

References:
http://www.ubuntu.com/usn/usn-1601-1
CVE-2012-5166

Package Information:
https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4ubuntu0.4
https://launchpad.net/ubuntu/+source/bind9/1:9.7.3.dfsg-1ubuntu4.5
https://launchpad.net/ubuntu/+source/bind9/1:9.7.3.dfsg-1ubuntu2.7
https://launchpad.net/ubuntu/+source/bind9/1:9.7.0.dfsg.P1-1ubuntu0.8
https://launchpad.net/ubuntu/+source/bind9/1:9.4.2.dfsg.P2-2ubuntu0.12


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Message: 2
Date: Wed, 10 Oct 2012 14:51:07 -0700
From: Tyler Hicks <tyhicks@canonical.com>
To: ubuntu-security-announce@lists.ubuntu.com
Subject: [USN-1602-1] Ruby vulnerabilities
Message-ID: <20121010215106.GB26544@boyd>
Content-Type: text/plain; charset="us-ascii"

==========================================================================
Ubuntu Security Notice USN-1602-1
October 10, 2012

ruby1.9.1 vulnerabilities
==========================================================================

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

- Ubuntu 12.04 LTS

Summary:

Ruby could allow excessive access in untrusted programs.

Software Description:
- ruby1.9.1: Interpreter of object-oriented scripting language Ruby

Details:

Tyler Hicks and Shugo Maeda discovered that Ruby incorrectly allowed untainted
strings to be modified in protective safe levels. An attacker could use this
flaw to bypass intended access restrictions. (CVE-2012-4464, CVE-2012-4466)

Update instructions:

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

Ubuntu 12.04 LTS:
libruby1.9.1 1.9.3.0-1ubuntu2.3

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

References:
http://www.ubuntu.com/usn/usn-1602-1
CVE-2012-4464, CVE-2012-4466

Package Information:
https://launchpad.net/ubuntu/+source/ruby1.9.1/1.9.3.0-1ubuntu2.3

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Message: 3
Date: Wed, 10 Oct 2012 15:29:48 -0700
From: Tyler Hicks <tyhicks@canonical.com>
To: ubuntu-security-announce@lists.ubuntu.com
Subject: [USN-1603-1] Ruby vulnerabilities
Message-ID: <20121010222947.GC26544@boyd>
Content-Type: text/plain; charset="us-ascii"

==========================================================================
Ubuntu Security Notice USN-1603-1
October 10, 2012

ruby1.8 vulnerabilities
==========================================================================

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

- Ubuntu 12.04 LTS
- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.04 LTS

Summary:

Ruby could allow excessive access in untrusted programs.

Software Description:
- ruby1.8: Interpreter of object-oriented scripting language Ruby 1.8

Details:

Shugo Maedo and Vit Ondruch discovered that Ruby incorrectly allowed untainted
strings to be modified in protective safe levels. An attacker could use this
flaw to bypass intended access restrictions. (CVE-2012-4466, CVE-2012-4481)

Update instructions:

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

Ubuntu 12.04 LTS:
libruby1.8 1.8.7.352-2ubuntu1.1

Ubuntu 11.10:
libruby1.8 1.8.7.352-2ubuntu0.2

Ubuntu 11.04:
libruby1.8 1.8.7.302-2ubuntu0.2

Ubuntu 10.04 LTS:
libruby1.8 1.8.7.249-2ubuntu0.2

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

References:
http://www.ubuntu.com/usn/usn-1603-1
CVE-2012-4466, CVE-2012-4481

Package Information:
https://launchpad.net/ubuntu/+source/ruby1.8/1.8.7.352-2ubuntu1.1
https://launchpad.net/ubuntu/+source/ruby1.8/1.8.7.352-2ubuntu0.2
https://launchpad.net/ubuntu/+source/ruby1.8/1.8.7.302-2ubuntu0.2
https://launchpad.net/ubuntu/+source/ruby1.8/1.8.7.249-2ubuntu0.2

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