CVE-2025-39707
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-05

Last updated on: 2025-11-25

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: check if hubbub is NULL in debugfs/amdgpu_dm_capabilities HUBBUB structure is not initialized on DCE hardware, so check if it is NULL to avoid null dereference while accessing amdgpu_dm_capabilities file in debugfs.
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Meta Information
Published
2025-09-05
Last Modified
2025-11-25
Generated
2026-05-07
AI Q&A
2025-09-05
EPSS Evaluated
2026-05-05
NVD
CVE-2025-39707
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-476 The product dereferences a pointer that it expects to be valid but is NULL.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability in the Linux kernel involves the drm/amdgpu driver where the HUBBUB structure is not initialized on DCE hardware. Because of this, if the code does not check whether HUBBUB is NULL before accessing the amdgpu_dm_capabilities file in debugfs, it can lead to a null pointer dereference, potentially causing a crash or instability.


How can this vulnerability impact me? :

The vulnerability can cause a null pointer dereference when accessing the amdgpu_dm_capabilities file in debugfs on affected hardware, which may lead to system crashes or instability in the Linux kernel's graphics driver.


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