The vulnerability of the `epf_ntb_epc_init()` function in the `driver/pci/endpoint/functions/pci-epf-vntb.c` driver for Linux system devices allows a hacker to cause a service failure.

The vulnerability of the epfntbepcinit function in the driver/pci/endpoint/functions/pci-epf-vntb.c driver for Linux system devices related to PCI devices is associated with the race condition that occurs when a shared resource is used. Exploiting this vulnerability can allow an attacker to cause...

Linux Distros Unpatched Vulnerability : CVE-2026-31595

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PCI: endpoint: pci-epf-vntb: Stop cmdhandler work in epfntbepccleanup Disable the delayed work before clearing BAR mappings and doorbells to avoid running the...

CVE-2026-31595

A flaw was found in the Linux kernel's pci-epf-vntb module. This vulnerability occurs due to improper handling of the cmdhandler work during the epfntbepccleanup process. If the delayed work is not disabled before clearing BAR mappings and doorbells, the handler can attempt to access resources th...