NULL pointer dereference in Linux kernel - CVE-2025-22052

Vulnerability details

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the ni_usb_read(), ni_usb_write(), ni_usb_command_chunk(), ni_usb_take_control(), ni_usb_go_to_standby(), ni_usb_request_system_control(), ni_usb_interface_clear(), ni_usb_remote_enable(), ni_usb_update_status(), ni_usb_primary_address(), ni_usb_secondary_address(), ni_usb_parallel_poll(), ni_usb_parallel_poll_configure(), ni_usb_parallel_poll_response(), ni_usb_serial_poll_response(), ni_usb_return_to_local(), ni_usb_line_status() and ni_usb_t1_delay() functions in drivers/staging/gpib/ni_usb/ni_usb_gpib.c. A local user can perform a denial of service (DoS) attack.

Affected software

How to mitigate CVE-2025-22052

External References

• https://git.kernel.org/stable/c/5dc98ba6f7304c188b267ef481281849638447bf
• https://git.kernel.org/stable/c/a239c6e91b665f1837cf57b97fe638ef1baf2e78
• https://git.kernel.org/stable/c/b2d8d7959077c5d4b11d0dc6bd2167791fd1c72e
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.11

Related Security Bulletins

• NULL pointer dereference in Linux kernel gpib ni_usb driver
• Ubuntu update for linux
• Ubuntu update for linux-azure
• Ubuntu update for linux-aws