{"cve":"CVE-2021-47051","nvd":{"published":"2024-02-28T09:15:40.517","modified":"2026-06-17T04:16:18.990","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: fsl-lpspi: Fix PM reference leak in lpspi_prepare_xfer_hardware()\n\npm_runtime_get_sync will increment pm usage counter even it failed.\nForgetting to putting operation will result in reference leak here.\nFix it by replacing it with pm_runtime_resume_and_get to keep usage\ncounter balanced.","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/4a01ad002d2e03c399af536562693752af7c81b1","https://git.kernel.org/stable/c/6a2b5cee0d31ab6cc51030c441135b0e31217282","https://git.kernel.org/stable/c/a03675497970a93fcf25d81d9d92a59c2d7377a7","https://git.kernel.org/stable/c/b8207bfc539cd07d15e753ff2d179c5b61c673b1","https://git.kernel.org/stable/c/ce02e58ddf8658a4c3bed2296f32a5873b3f7cce"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:45:59.823092188+00:00"},"epss":{"cve":"CVE-2021-47051","score":0.00225,"percentile":0.13228,"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."]}