The following documents the ubuntu-image security policy.

We support the last version published in the latest/stable channel of the Snapstore.

Previous major versions (1.X and 2.X) are not supported.

To report a security issue, please email [email protected] with a description of the issue, the steps you took to create the issue, affected versions, and, if known, mitigations for the issue.

The Ubuntu Security disclosure and embargo policy contains more information about what you can expect when you contact us and what we expect from you.