A Jackson security update has been released for Ubuntu Linux 16.04 LTS.

USN-4741-1: Jackson vulnerabilities

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Ubuntu Security Notice USN-4741-1
February 18, 2021

libjackson-json-java vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS

Summary:

Jackson could be made to crash if it opened a specially crafted
file.

Software Description:
- libjackson-json-java: Suite of data-processing tools for Java

Details:

It was discovered that Jackson Databind incorrectly handled
deserialization. An attacker could possibly use this issue to execute
arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 LTS:
libjackson-json-java 1.9.2-7ubuntu0.2

In general, a standard system update will make all the necessary changes.

References:
  https://usn.ubuntu.com/4741-1
CVE-2017-15095, CVE-2017-7525, CVE-2019-10172

Package Information:
  https://launchpad.net/ubuntu/+source/libjackson-json-java/1.9.2-7ubuntu0.2