Medium 5.5Published Apr 24, 2026

CVE-2026-31595PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup

Updated under an hour ago (Oct 27, 2026, 6:20 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Jun 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from e35f56bb03304abc92c928b641af41ca372966bb before b2eb405bbced3a6e772545e1b74dbde37cee1f8f; from e35f56bb03304abc92c928b641af41ca372966bb before ceb73484e7204f661f770069ecdf35f6e941879c; from e35f56bb03304abc92c928b641af41ca372966bb before 6773cc24c004930903a57761132c1e7728907f8f; from e35f56bb03304abc92c928b641af41ca372966bb before 9921cce25bfe4021f6e55ca995351eb967165297; from e35f56bb03304abc92c928b641af41ca372966bb before 5999067140c67530a6cb6f41a8471596e60452cb; from e35f56bb03304abc92c928b641af41ca372966bb before fbb6c353fa2fb5f5f990eda034a1074b0356127e; from e35f56bb03304abc92c928b641af41ca372966bb before d799984233a50abd2667a7d17a9a710a3f10ebe2; e2b6ef72b7aea9d7d480d2df499bcd1c93247abb; and 1 more ranges	CNA record
linux linux_kernel linux:linux_kernel	from 6.0 before 6.6.136; from 6.7 before 6.12.83; from 6.13 before 6.18.24; from 6.19 before 6.19.14; from 7.0 before 7.0.1	NVD

References

References

https://git.kernel.org/stable/c/b2eb405bbced3a6e772545e1b74dbde37cee1f8f
https://git.kernel.org/stable/c/ceb73484e7204f661f770069ecdf35f6e941879c	patch
https://git.kernel.org/stable/c/6773cc24c004930903a57761132c1e7728907f8f	patch
https://git.kernel.org/stable/c/9921cce25bfe4021f6e55ca995351eb967165297	patch
https://git.kernel.org/stable/c/5999067140c67530a6cb6f41a8471596e60452cb	patch
https://git.kernel.org/stable/c/fbb6c353fa2fb5f5f990eda034a1074b0356127e	patch
https://git.kernel.org/stable/c/d799984233a50abd2667a7d17a9a710a3f10ebe2	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.