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Oracle has released a new version of Java to address the serious security flaws that attackers have been exploiting all week.
Users are encouraged to immediately apply the latest Java update to close the zero-day vulnerabilities in the Java Runtime Environment, Oracle said in its advisory on Thursday.
If exploited, these security holes allow attackers to download and execute arbitrary code on victim computers. Researchers have identified two flaws in JRE 1.7 which attackers were chaining together to push the Poison Ivy Remote Access Tool (RAT) onto victims.
The out-of-band Security Alert CVE-2012-4681 includes fixes for “three distinct but related vulnerabilities and one security-in-depth issue” affecting Java running within the browser, said Eric Maurice, director of Oracle software security assurance, in a blog post on Thursday. “