Linux Kernel Vulnerability in AMD GPU Display Functionality

CVE-2025-39906

What is CVE-2025-39906?

A vulnerability in the Linux kernel pertains to AMD GPU's display functionality, where unbinding the GPU fails to deregister the OEM I2C adapter. This oversight can lead to a null pointer dereference when applications attempt to access an invalid device, causing potential application crashes or instability. The issue is resolved in updates that ensure proper management of I2C adapter registration upon GPU unbinding.

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