CVE-2026-31595

medium

Description

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup Disable the delayed work before clearing BAR mappings and doorbells to avoid running the handler after resources have been torn down. Unable to handle kernel paging request at virtual address ffff800083f46004 [...] Internal error: Oops: 0000000096000007 [#1] SMP [...] Call trace: epf_ntb_cmd_handler+0x54/0x200 [pci_epf_vntb] (P) process_one_work+0x154/0x3b0 worker_thread+0x2c8/0x400 kthread+0x148/0x210 ret_from_fork+0x10/0x20

References

https://git.kernel.org/stable/c/fbb6c353fa2fb5f5f990eda034a1074b0356127e

https://git.kernel.org/stable/c/9921cce25bfe4021f6e55ca995351eb967165297

https://git.kernel.org/stable/c/6773cc24c004930903a57761132c1e7728907f8f

https://git.kernel.org/stable/c/5999067140c67530a6cb6f41a8471596e60452cb

Details

Source: Mitre, NVD

Published: 2026-04-24

Updated: 2026-04-24

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium