CVE-2026-64453

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...

CVE-2026-64453 usb: misc: usbio: fix disconnect UAF in client teardown

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...

CVE-2026-64453

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...

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...

CVE-2026-64453 usb: misc: usbio: fix disconnect UAF in client teardown

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...

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...

PT-2026-64674

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UAF issue exists in the usbio disconnect function during client teardown. The function iterates through the usbio-cli list in reverse to uninitialize auxiliary devices...

UBUNTU-CVE-2025-38377

In the Linux kernel, the following vulnerability has been resolved: rose: fix dangling neighbour pointers in rosertdevicedown There are two bugs in rosertdevicedown that can cause use-after-free: 1. The loop bound t-count is modified within the loop, which can cause the loop to terminate early an...