Red Hat has released an OpenJDK 1.6.0 security update for Red Hat Enterprise Linux 5.0. The update comes after Oracle updated Java 6 with Update 19 and addresses many of the same vulnerabilities. A high-severity vulnerability in sudo has been patched in a number of Linux distributions; the flaw allows local attackers to elevate privileges to root. A Linux admin and open source developer has come up with a 48-character attack that crashes Linux servers, but experts argue the security implications of the bug.
Source: https://threatpost.com/red-hat-openjdk-160-fixes-security-vulns-040110/73774/