InformationFrequent releases for Docker are issued which address security vulnerabilities, resolve product bugs and bring in new functionality. You should keep a tab on these product updates and upgrade as frequently as possible in line with the general IT security policy of your organization.
By staying up to date on Docker updates, vulnerabilities in the software can be mitigated. An experienced attacker may be able to exploit known vulnerabilities resulting in them being able to attain inappropriate access or to elevate their privileges. If you do not ensure that Docker is running at the most current release consistent with the requirements of of your application, you may introduce unwanted behaviour and it is therefore important to ensure that you monitor software versions and upgrade in a timely fashion.
You should perform a risk assessment regarding Docker version updates and review how they may impact your operations. You should be aware that third-party products that use Docker may require older major versions of Docker to be supported, and this should be reviewed in line with the general IT security policy of your organization, particularly where security vulnerabilities in older versions have been publicly disclosed.
SolutionYou should monitor versions of Docker releases and make sure your software is updated as required.