{"api_version":"1","generated_at":"2026-04-23T07:01:48+00:00","cve":"CVE-2026-31523","urls":{"html":"https://cve.report/CVE-2026-31523","api":"https://cve.report/api/cve/CVE-2026-31523.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-31523","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-31523"},"summary":{"title":"nvme-pci: ensure we're polling a polled queue","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-pci: ensure we're polling a polled queue\n\nA user can change the polled queue count at run time. There's a brief\nwindow during a reset where a hipri task may try to poll that queue\nbefore the block layer has updated the queue maps, which would race with\nthe now interrupt driven queue and may cause double completions.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-04-22 14:16:52","updated_at":"2026-04-22 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the Linux kernel, the following vulnerability has been resolved:\n\nnvme-pci: ensure we're polling a polled queue\n\nA user can change the polled queue count at run time. There's a brief\nwindow during a reset where a hipri task may try to poll that queue\nbefore the block layer has updated the queue maps, which would race with\nthe now interrupt driven queue and may cause double completions."}],"providerMetadata":{"dateUpdated":"2026-04-22T13:54:37.568Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/965e2c943f065122f14282a88d70a8a92e12a4da"},{"url":"https://git.kernel.org/stable/c/ba167d5982e2eb6ff9356d409eca592ce99555da"},{"url":"https://git.kernel.org/stable/c/0685dd9cb855ab77fcf3577b4702ba1d6df1c98d"},{"url":"https://git.kernel.org/stable/c/6f12734c4b619f923a4df0b1a46b8098b187d324"},{"url":"https://git.kernel.org/stable/c/acbc72dd1a09df53cafcf577259f4678be6afd6d"},{"url":"https://git.kernel.org/stable/c/b96c7b25eb1b748f3e3b1832ebf028b0b223d7e3"},{"url":"https://git.kernel.org/stable/c/b222680ba55e018426c4535067a008f1d81a5d21"},{"url":"https://git.kernel.org/stable/c/166e31d7dbf6aa44829b98aa446bda5c9580f12a"}],"title":"nvme-pci: ensure we're polling a polled queue","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-31523","datePublished":"2026-04-22T13:54:37.568Z","dateReserved":"2026-03-09T15:48:24.110Z","dateUpdated":"2026-04-22T13:54:37.568Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-22 14:16:52","lastModifiedDate":"2026-04-22 14:16:52","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"31523","Ordinal":"1","Title":"nvme-pci: ensure we're polling a polled queue","CVE":"CVE-2026-31523","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"31523","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-pci: ensure we're polling a polled queue\n\nA user can change the polled queue count at run time. There's a brief\nwindow during a reset where a hipri task may try to poll that queue\nbefore the block layer has updated the queue maps, which would race with\nthe now interrupt driven queue and may cause double completions.","Type":"Description","Title":"nvme-pci: ensure we're polling a polled queue"}]}}}