CVE-2026-64453

A use-after-free in the Linux kernel's usbio USB driver occurs during device disconnection. When usbio_disconnect() iterates the client list in reverse, auxiliary_device_uninit() can free the current struct usbio_client, causing the list_for_each_entry_reverse() iterator to dereference freed memo...

EUVD-2026-48797

In the Linux kernel, the following vulnerability has been resolved: usb: misc: usbio: fix disconnect UAF in client teardown usbiodisconnect walks usbio-clilist in reverse and uninitializes each auxiliary device. auxiliarydeviceuninit drops the device reference, and for an unbound child that can r...