It was discovered that a memory disclosure issue existed in the OpenJDK Library subsystem. An attacker could use this to expose sensitive information and possibly bypass Java sandbox restrictions. (CVE-2019-2422)
Please note that with this update, the OpenJDK package in Ubuntu 18.04 LTS has transitioned from OpenJDK 10 to OpenJDK 11. Several additional packages were updated to be compatible with OpenJDK 11.
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