{"cve":"CVE-2026-31523","nvd":{"published":"2026-04-22T14:16:52.263","modified":"2026-06-17T10:33:54.633","status":"Analyzed","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","score":4.7},"cwes":["CWE-367"],"references":["https://git.kernel.org/stable/c/0685dd9cb855ab77fcf3577b4702ba1d6df1c98d","https://git.kernel.org/stable/c/166e31d7dbf6aa44829b98aa446bda5c9580f12a","https://git.kernel.org/stable/c/6f12734c4b619f923a4df0b1a46b8098b187d324","https://git.kernel.org/stable/c/965e2c943f065122f14282a88d70a8a92e12a4da","https://git.kernel.org/stable/c/acbc72dd1a09df53cafcf577259f4678be6afd6d"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:30:49.762551342+00:00"},"epss":{"cve":"CVE-2026-31523","score":0.00089,"percentile":0.00393,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}