How to find out if your server is affected from Openssl Heartbleed vulnerability (CVE-2014-0160) and how to fix that

A severe vulnerability in OpenSSL has been found, the vulnerability is named Heartbleed and affects the heartbeat implementation in Openssl version 1.0.1 up to version 1.0.1f. This velnerability can be used to get the private key of a SSL connection, so it is important to update the server immediately. The bug is fixed in OpenSSL 1.0.1g. All Major Linux Distributions have release updates to the vulnerability.

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