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Docker / Volumes, Filesystems & Recovery

Investigate SELinux labeling on a Docker bind mount

A bind mount can have correct Unix ownership while mandatory access control denies the container. Inspect mapping and host policy evidence.

Compiled for Sorlavit Kim · Published · Updated · 1 min read

Environment and inputs: Docker Engine · Compose v2 and Buildx where specified; Linux containers unless noted. Verify daemon context, installed feature support and authorized host or Swarm manager access first.

Start with this check

Confirm the environment and replace sample objects, namespaces, images, paths and hosts with approved targets. Share only relevant, sanitized output. Follow the workload owner’s process for changes.

docker container inspect --format '{{json .HostConfig.Binds}}' app

Read the result

The bind configuration can show requested relabel options for applicable syntax. Effective labels, shared usage and host policy require separate secure inspection.

Resolve and verify

Match host audit denials and path labels with Docker's supported labeling behavior. Choose a narrowly approved shared or private labeling design and verify enforcement remains effective.

Before changing production

Do not relabel broad host directories, disable SELinux or apply a private label to data shared by unrelated workloads.

Source & further reading

Docker Docs — bind mounts

Independently written summary reviewed on 2026-11-01. The example illustrates a possible application; it is not a client case study.

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