PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup
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
02 / AFFECTED SOFTWARE
Affected packages
853 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/5999067140c67530a6cb6f41a8471596e60452cb
- https://git.kernel.org/stable/c/6773cc24c004930903a57761132c1e7728907f8f
- https://git.kernel.org/stable/c/9921cce25bfe4021f6e55ca995351eb967165297
- https://git.kernel.org/stable/c/b2eb405bbced3a6e772545e1b74dbde37cee1f8f
- https://git.kernel.org/stable/c/ceb73484e7204f661f770069ecdf35f6e941879c
- https://git.kernel.org/stable/c/d799984233a50abd2667a7d17a9a710a3f10ebe2
- https://git.kernel.org/stable/c/fbb6c353fa2fb5f5f990eda034a1074b0356127e
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31595.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-31595