CVE-2025-39707
kernel: drm/amdgpu: check if hubbub is NULL in debugfs/amdgpu_dm_capabilities
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · September 5, 2025
Updated · June 30, 2026
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.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE not specified