{"cve":"CVE-2021-46919","nvd":{"published":"2024-02-27T07:15:08.787","modified":"2026-06-17T04:15:50.903","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: fix wq size store permission state\n\nWQ size can only be changed when the device is disabled. Current code\nallows change when device is enabled but wq is disabled. Change the check\nto detect device state.","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/05b7791c4c4aa8304368fdc55ae911f6b34e7281","https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd","https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae","https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281","https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:45:59.823092188+00:00"},"epss":{"cve":"CVE-2021-46919","score":0.00222,"percentile":0.12787,"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."]}