An issue was discovered in FasterXML jackson-databind 2.0.0 through 2.9.5. Use of Jackson default typing along with a gadget class from iBatis allows exfiltration of content. Fixed in 2.7.9.4, 2.8.11.2, and 2.9.6.
{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2.4.2-3ubuntu0.1~esm2", "binary_name": "libjackson2-databind-java" }, { "binary_version": "2.4.2-3ubuntu0.1~esm2", "binary_name": "libjackson2-databind-java-doc" } ] }