In a Docker container, it is common to encounter multiple directories for Python packages, such as dist-packages and site-packages. Each directory may contain similar packages but with varying versions. For instance, you might find the certifi library in both directories, where the dist-packages directory holds an older version (e.g., certifi==2019.11.28) and the site-packages directory has a newer version (e.g., certifi==2023.07.22).

To inspect the contents of these directories, you can use the following commands:

# List the contents of site-packages in the virtual environment
RUN cd /home/venv/lib/python3.9/site-packages && ls -lR

# List the contents of dist-packages in the system-wide installation
RUN cd /usr/lib/python3/dist-packages && ls -lR

In this scenario, even though both versions of the certifi library coexist without causing conflicts, a security tool like Lacework may flag the older version as vulnerable. To address this issue, you may want to remove the outdated package.

Attempting to uninstall the package using the pip uninstall command along with specifying the target path may not yield the desired results. Instead, consider using the following command to ensure that the older version is removed effectively:

# Uninstall the older version of certifi
RUN pip uninstall -y certifi==2019.11.28

After executing this command, you can proceed to upgrade to the desired version with:

# Upgrade to the latest version of certifi
RUN pip install --upgrade certifi==2023.07.22

By following these steps, you can maintain a clean environment and ensure that your container is free from outdated and potentially vulnerable packages.