Remove Exploit:Java/CVE-2012-0507 with Fast and Workable Way

Once Exploit:Java/CVE-2012-0507 installed on my laptop, there are some unexpected issues have appeared on my system;

ISSUES:

1) Adverts and hyperlinks inserted all over webpage
2) Browser hijacked by some malicious websites.
3) Regular browser redirects to several different links
4) Laptop is running very slow
5) My email has become pretty much unresponsive.
6) Some other unknown programs installed on my system slightly.

How do I fix all issues caused by Exploit:Java/CVE-2012-0507? Will someone help me?