Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: change place of ‘privep’ assignment in cdns3gadgetepdequeue, cdns3gadgetepenable If ‘ep’ is NULL, the result of eptocdns3epep is an invalid pointer. Dereferencing ‘privep-cdns3dev’ with this pointer may cause a panic...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This can lead to a NULL pointer dereference when cdns3gadgetepqueue is calle...

cdns3 gadget function Heap Buffer Overflow DoS

The vulnerability of the cdns3gadgetepqueue function in the drivers/usb/cdns3/cdns3-gadget.c file of the Linux device driver module is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux cdns3 gadget Heap Buffer Overflow

The vulnerability of the cdns3gadgetinit function in the drivers/usb/cdns3/cdns3-gadget.c driver for Linux USB device drivers is related to an incorrect definition of internal states. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

Linux Distros Unpatched Vulnerability : CVE-2026-31755

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This...

Linux Distros Unpatched Vulnerability : CVE-2026-31754

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: cdns3: gadget: fix state inconsistency on gadget init failure When cdns3gadgetstart fails, the DRD hardware is left in gadget mode while software state...

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...

CVE-2026-31754

A flaw was found in the Linux kernel's USB subsystem, specifically within the cdns3 gadget driver. A local user could exploit this vulnerability by attempting to switch the USB role to host mode after a gadget initialization failure. This state inconsistency can lead to a system crash, resulting ...

CVE-2026-31755

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This leads to a NULL pointer dereference when cdns3gadgetepqueue is called,...

CVE-2026-31754

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix state inconsistency on gadget init failure When cdns3gadgetstart fails, the DRD hardware is left in gadget mode while software state remains INACTIVE, creating hardware/software state inconsistency. When...

CVE-2026-31755

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This leads to a NULL pointer dereference when cdns3gadgetepqueue is called,...

CVE-2026-31755

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This leads to a NULL pointer dereference when cdns3gadgetepqueue is called,...

CVE-2026-31755 usb: cdns3: gadget: fix NULL pointer dereference in ep_queue

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This leads to a NULL pointer dereference when cdns3gadgetepqueue is called,...

EUVD-2026-26568

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This leads to a NULL pointer dereference when cdns3gadgetepqueue is called,...

CVE-2026-31754

The CVE-2026-31754 issue affects the Linux kernel’s USB DRD/CDNS3 gadget path. When cdns3_gadget_start() fails, the DRD hardware remains in gadget mode while software state is INACTIVE, causing hardware/software state inconsistency. This can lead to a failed host-mode switch via sysfs (role switc...

CVE-2026-31754

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix state inconsistency on gadget init failure When cdns3gadgetstart fails, the DRD hardware is left in gadget mode while software state remains INACTIVE, creating hardware/software state inconsistency. When...

CVE-2026-31754 usb: cdns3: gadget: fix state inconsistency on gadget init failure

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix state inconsistency on gadget init failure When cdns3gadgetstart fails, the DRD hardware is left in gadget mode while software state remains INACTIVE, creating hardware/software state inconsistency. When...

CVE-2026-31754 usb: cdns3: gadget: fix state inconsistency on gadget init failure

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix state inconsistency on gadget init failure When cdns3gadgetstart fails, the DRD hardware is left in gadget mode while software state remains INACTIVE, creating hardware/software state inconsistency. When...

EUVD-2026-26567

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix state inconsistency on gadget init failure When cdns3gadgetstart fails, the DRD hardware is left in gadget mode while software state remains INACTIVE, creating hardware/software state inconsistency. When...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the usb cdns3 gadget driver not checking when the ep-desc pointer is null in the epqueue, which could result...