Linux Kernel Vulnerability with Ice Driver and ADQ Features

CVE-2023-53442

What is CVE-2023-53442?

A vulnerability in the Linux kernel occurs when both ADQ (Accelerated Data Path) and switchdev mode are enabled simultaneously, which is not supported. This conflict can lead to a null pointer dereference error. To mitigate this issue, the system should check for active ADQ or switchdev modes before changing the device link mode, preventing potential system instability.

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References