Linux DRM drm_file_update_pid() Race Condition / Use-After-Free Exploit

Linux DRM has drmfileupdatepid call to getpid too late, which creates a race condition that can lead to use-after-free issue of a struct pid. Linux: DRM: refcount incremented too late in drmfileupdatepid I am sending this to security@ and to the drm-misc maintainers - based on...