CVE-2025-40339
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-09

Last updated on: 2025-12-09

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix nullptr err of vm_handle_moved If a amdgpu_bo_va is fpriv->prt_va, the bo of this one is always NULL. So, such kind of amdgpu_bo_va should be updated separately before amdgpu_vm_handle_moved.
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Meta Information
Published
2025-12-09
Last Modified
2025-12-09
Generated
2026-06-16
AI Q&A
2025-12-09
EPSS Evaluated
2026-06-14
NVD
CVE-2025-40339
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
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Exploitability
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability is related to the Linux kernel's AMD GPU driver (amdgpu). Specifically, it involves a null pointer error in the drm/amdgpu component where an amdgpu_bo_va structure that is a fpriv->prt_va has a bo (buffer object) that is always NULL. This requires special handling to update such amdgpu_bo_va instances separately before the amdgpu_vm_handle_moved function is called to avoid errors.

Impact Analysis

The vulnerability could cause null pointer errors in the AMD GPU driver within the Linux kernel, potentially leading to system instability, crashes, or unexpected behavior when handling GPU memory management. This could affect system reliability and performance on affected systems using the amdgpu driver.

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