UnratedFix available
PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup
Type: advisorySources: OSV
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
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 6.1.175, 6.12.83, 6.18.24, 6.19.14, 6.6.136, 7.0.1
- CVEs
- CVE-2026-31595
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 6 Nov 2026, 01:57 UTC · Revision 1
Source evidence
PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup
core-osv · Original sourcePublished 24 Apr 2026, 14:42 UTC
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
osv:CVE-2026-31595
Kernel
Fixed versions: 6.1.175, 6.6.136, 6.12.83, 6.18.24, 6.19.14, 7.0.1
Complete source record
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"url": "https://osv.dev/vulnerability/CVE-2026-31595",
"method": "structured",
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"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",
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"modified": "2026-10-28T02:30:46.158666580Z",
"provider": "osv",
"references": [
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"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31595.json",
"https://nvd.nist.gov/vuln/detail/CVE-2026-31595",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
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"provider_metadata": {
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}
},
"related_cves": [
{
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"evidence": "/id"
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"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 514065,
"published_at": "2026-04-24T14:42:21.355+00:00"
}