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Ubuntu: Security update for OpenSSL

It was discovered that OpenSSL incorrectly handled the SSL_OP_ALL setting. This resulted in TLS 1.1 and TLS 1.2 being inadvertently disabled for certain server and client applications. Updated packages are available from security.ubuntu.com.

==========================================================================
Ubuntu Security Notice USN-1516-1
July 25, 2012

openssl vulnerability
==========================================================================

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

- Ubuntu 12.04 LTS

Summary:

OpenSSL incorrectly disabled TLS 1.1 and TLS 1.2 in certain applications.

Software Description:
- openssl: Secure Socket Layer (SSL) cryptographic library and tools

Details:

It was discovered that OpenSSL incorrectly handled the SSL_OP_ALL setting.
This resulted in TLS 1.1 and TLS 1.2 being inadvertently disabled for
certain server and client applications.

Update instructions:

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

Ubuntu 12.04 LTS:
 libssl1.0.0                     1.0.1-4ubuntu5.3

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
 http://www.ubuntu.com/usn/usn-1516-1
 https://launchpad.net/bugs/1018998

Package Information:
 https://launchpad.net/ubuntu/+source/openssl/1.0.1-4ubuntu5.3
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