{"cve":"CVE-2021-46918","nvd":{"published":"2024-02-27T07:15:08.540","modified":"2026-06-17T04:15:50.727","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: clear MSIX permission entry on shutdown\n\nAdd disabling/clearing of MSIX permission entries on device shutdown to\nmirror the enabling of the MSIX entries on probe. Current code left the\nMSIX enabled and the pasid entries still programmed at device shutdown.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/6df0e6c57dfc064af330071f372f11aa8c584997","https://git.kernel.org/stable/c/c84b8982d7aa9b4717dc36a1c6cbc93ee153b500","https://git.kernel.org/stable/c/6df0e6c57dfc064af330071f372f11aa8c584997","https://git.kernel.org/stable/c/c84b8982d7aa9b4717dc36a1c6cbc93ee153b500"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:45:59.823092188+00:00"},"epss":{"cve":"CVE-2021-46918","score":0.00193,"percentile":0.09071,"date":"2026-11-01"},"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."]}