CVE-2025-38205: drm/amd/display: Avoid divide by zero by initializing dummy pitch to 1

Published Jul 4, 2025
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Avoid divide by zero by initializing dummy pitch to 1

[Why] If the dummy values in populatedummydmlsurfacecfg() aren't updated then they can lead to a divide by zero in downstream callers like CalculateVMAndRowBytes()

[How] Initialize dummy value to a value to avoid divide by zero.

Affected Software

2 affected components
Linux Kernel
Linux Linux kernel>=6.7<6.15.4

Event History

Jul 4, 2025
CVE Published
via MITRE·01:37 PM
Data Sourced
via MITRE·01:37 PM
Description
Data Sourced
via NVD·02:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-38205?

CVE-2025-38205 has a severity rating of medium due to the potential impact of a divide by zero vulnerability.

2

How do I fix CVE-2025-38205?

To fix CVE-2025-38205, ensure you update your Linux kernel to the latest stable version where the issue has been addressed.

3

Which versions of the Linux kernel are affected by CVE-2025-38205?

CVE-2025-38205 affects multiple versions of the Linux kernel; users should upgrade to the patched version for protection.

4

What causes CVE-2025-38205?

CVE-2025-38205 is caused by uninitialized dummy values in the function populate_dummy_dml_surface_cfg leading to a divide by zero error.

5

Is CVE-2025-38205 a remote vulnerability?

CVE-2025-38205 is not classified as a remote vulnerability but can potentially be exploited in local contexts.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203