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So when a function called cam_mem_get_cpu_buf to get the kernel va to use, another thread can call CAM_REQ_MGR_RELEASE_BUF to unmap the kernel va which cause UAF of the kernel address."}, {"lang": "es", "value": "En la llamada a la funci\u00f3n CAM_REQ_MGR_RELEASE_BUF no se comprueba si el buffer est\u00e1 siendo utilizado. 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