CVE-2026-31755

A flaw was found in the Linux kernel's cdns3 USB gadget driver. When a gadget endpoint is disabled or not yet configured, a NULL pointer dereference can occur in the epqueue function. This can lead to a kernel crash, resulting in a denial of service DoS on the affected system...

The vulnerabilities of the functions cdns3_gadget_ep_enable() and cdns3_gadget_ep_dequeue() in the drivers/usb/cdns3/cdns3-gadget.c driver module of the Linux operating system’s USB device drivers allow a malicious actor to cause service failures.

The vulnerability of the cdns3gadgetepenable and cdns3gadgetepdequeue functions in the drivers/usb/cdns3/cdns3-gadget.c driver for USB device drivers in the Linux operating system is related to the use of pointers. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the `cdns3_wa2_remove_old_request()` function in the `drivers/usb/cdns3/cdns3-gadget.c` driver for USB device drivers in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the cdns3wa2removeoldrequest function in the drivers/usb/cdns3/cdns3-gadget.c device driver of the Linux operating system’s USB device driver is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the...

PT-2022-33493 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.19.2 Description: The issue is related to the cdns3 gadget driver in the Linux Kernel. It involves the assignment of 'priv ep' in the cdns3 gadget ep dequeue and cdns3 gadget ep enable functions. The actual...