CVE-2026-31595 (GCVE-0-2026-31595)
Vulnerability from cvelistv5 – Published: 2026-04-24 14:42 – Updated: 2026-04-27 13:56
VLAI?
Title
PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup
Summary
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
Severity ?
No CVSS data available.
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Linux | Linux |
Affected:
e35f56bb03304abc92c928b641af41ca372966bb , < ceb73484e7204f661f770069ecdf35f6e941879c
(git)
Affected: e35f56bb03304abc92c928b641af41ca372966bb , < 6773cc24c004930903a57761132c1e7728907f8f (git) Affected: e35f56bb03304abc92c928b641af41ca372966bb , < 9921cce25bfe4021f6e55ca995351eb967165297 (git) Affected: e35f56bb03304abc92c928b641af41ca372966bb , < 5999067140c67530a6cb6f41a8471596e60452cb (git) Affected: e35f56bb03304abc92c928b641af41ca372966bb , < fbb6c353fa2fb5f5f990eda034a1074b0356127e (git) Affected: e35f56bb03304abc92c928b641af41ca372966bb , < d799984233a50abd2667a7d17a9a710a3f10ebe2 (git) Affected: e2b6ef72b7aea9d7d480d2df499bcd1c93247abb (git) |
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|
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}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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