m.kuroka

updated

1 year ago

MK

m.kuroka

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May 21st, 2025 13:44

Dell DRM 3.4.8 on Linux - Access denied when network connection is enabled

Hello everyone,

on Linux with Dell DRM 3.4.8 I'm experimenting a strange issue. If all network connections are disabled I can run the tool from CLI as normal user. When I connect one of the available network interfaces (e.g., eth0 on internet or eth1 on VMware internal network), and run the tool I get the message: "Access is denied. DRM is accessible to users with administrative privileges".

Adding the user to drmuser group does not solve the issue. All files in /var/dell/drm are owned by drmuser.

Thank you, best regards.

  • DELL-Charles R

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    Posted June 9th, 2025 13:32

    Hello,

    My engineer followed up with the same recommendation to try a supported OS.

     

    Can you try : Red Hat Enterprise Linux 9

     

    Supported Operating Systems:

    Red Hat® Enterprise Linux 8

    Red Hat Enterprise Linux 9

    SuSE Linux ES 15

    Ubuntu Server 24.04 - U0

    Windows 11

    Windows Server 2019 LTSC

    Windows Server 2022 LTSC

    Windows Server 2025 LTSC

    Windows 10, 64-bit

    https://www.dell.com/support/home/en-us/drivers/driversdetails?driverId=9CJ0C

     

    DELL-Charles R

    Social Media and Communities Professional
    Dell Technologies | Enterprise Support Services
    #IWork4Dell

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  • m.kuroka

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    Posted June 23rd, 2025 09:20

    Hello,

    the problem is solved in version 3.4.9. Dell DRM 3.4.9 perfectly works on Kali rolling as it should be for a Java application which is a cross-platform language.

    Thank you, best regards.

  • m.kuroka

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    Posted May 21st, 2025 14:47

    The same happens also trying to run the tool as root user.

  • DELL-Charles R

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    Posted May 21st, 2025 18:57

    Hello,

     

    Has this worked previously?

    If so was anything done around the time the issue started?

     

    Do you have any other DRM install and if so do they have the same issue?

     

    DELL-Charles R

    Social Media and Communities Professional
    Dell Technologies | Enterprise Support Services
    #IWork4Dell

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  • m.kuroka

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    Posted May 23rd, 2025 07:31

    @DELL-Charles R​ 

    thank you for the reply. The problem arises immediately after the installation.

    I just installed version 3.4.7 and works perfectly.

  • m.kuroka

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    Posted May 23rd, 2025 07:45

    Consider that the 3.4.8 release summary reports:

    • Enhanced security: Non-admin access has been removed. DRM is only accessible to users with administrative privileges. 

    But I cannot run it as normal user added to drmuser group, neither as root in case of active network connections.

  • DELL-Marco B

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    Posted May 23rd, 2025 13:50

    Hello,

    can you create an user with administrative privilege and test?

    DELL- Marco B

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    Dell Technologies | Enterprise Support Services

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  • m.kuroka

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    Posted May 23rd, 2025 14:41

    @DELL-Marco B​ 

    thenk you for the reply. As I said, the issue happens also running the tool as Linux superuser (root). The application correctly starts only if no network connection is enabled.

  • DELL-Chris H

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    Posted May 23rd, 2025 15:43

    If it isn't permissions then I would think it would be the network itself, or something on it. Would you do me a favor and check firewall rules on both the client machine and the DRM server to ensure that the necessary ports and protocols are allowed for DRM traffic?

     

    Also, would you clarify what exactly you are trying to do/create with DRM, the commands you are using, as well as what you are doing when the error is presented?


    Let me know what you see. 

     

    DELL-Chris H

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    Dell Technologies | Enterprise Support Services

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  • m.kuroka

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    Posted May 26th, 2025 09:24

    @DELL-Chris H ​

    thank you for the reply. No firewall is active on the testing machine.

    I just trying to launch the drm tool from CLI on Linux with eth0 connected to internet but I always get the message in the attached screenshot.

    (edited)