CVE-2025-39707

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 83cfdc2b018cd9c0f927b781d4e07c0d4a911facaffected
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 98e92fceb9507901e3e8b550e93b843306abd354affected
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < b4a69f7f29c8a459ad6b4d8a8b72450f1d9fd288affected
LinuxLinux4.15affected
LinuxLinux0 < 4.15unaffected
LinuxLinux6.12.44 <= 6.12.*unaffected
LinuxLinux6.16.4 <= 6.16.*unaffected
LinuxLinux6.17 <= *unaffected

Weaknesses

References