Linux USB device driver Heap Buffer Overflow DoS

The vulnerability of the gncmbind function in the drivers/usb/gadget/legacy/ncm.c module of the Linux USB device driver lies in the pointer manipulation. Exploiting this vulnerability could allow a malicious actor to cause service failure remotely...

Linux kernel Network Adapter Driver Heap Buffer Overflow DoS

The vulnerability of the cdcncmrxverifyndp32 function in the drivers/net/usb/cdcncm.c module of the Linux kernel’s network adapter driver is related to errors in calculating the data buffer size. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, a...

Linux kernel USB Network Adapter Buffer Overflow DoS

The vulnerability of the cdcncmchecktxmax function in the drivers/net/usb/cdcncm.c module of the Linux network adapter driver framework is related to a violation of the data format agreement. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-68368

A flaw was found in the Linux kernel's USB gadget NCM Network Control Model driver. This vulnerability occurs because the driver fails to properly validate the boundaries of datagrams and Network Transfer Blocks NTBs supplied by a USB host. A malicious USB host can exploit this by crafting specif...

EUVD-2026-40235

The USB CDC-NCM device class subsys/usb/devicenext/class/usbdcdcncm.c ignores the return value of usbdepenqueue in its ethernet transmit callback cdcncmsend. When the enqueue fails, the function still calls ksemtake&data-syncsem, KFOREVER, blocking on a completion semaphore that is only ever...

CVE-2026-43422

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002886)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002886 advisory. Double free vulnerability in drivers/net/usb/cdcncm.c in the Linux kernel before 4.5 allows physically proximate attackers to cause a denial of service system crash ...

SUSE CVE-2016-3951

Double free vulnerability in drivers/net/usb/cdcncm.c in the Linux kernel before 4.5 allows physically proximate attackers to cause a denial of service system crash or possibly have unspecified other impact by inserting a USB device with an invalid USB descriptor...