{"cve":"CVE-2021-47437","nvd":{"published":"2024-05-22T07:15:08.997","modified":"2026-06-17T04:17:28.173","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: adis16475: fix deadlock on frequency set\n\nWith commit 39c024b51b560\n(\"iio: adis16475: improve sync scale mode handling\"), two deadlocks were\nintroduced:\n 1) The call to 'adis_write_reg_16()' was not changed to it's unlocked\n    version.\n 2) The lock was not being released on the success path of the function.\n\nThis change fixes both these issues.","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":["CWE-667"],"references":["https://git.kernel.org/stable/c/04e03b907022ebd876f422f17efcc2c6cc934dc6","https://git.kernel.org/stable/c/9da1b86865ab4376408c58cd9fec332c8bdb5c73","https://git.kernel.org/stable/c/04e03b907022ebd876f422f17efcc2c6cc934dc6","https://git.kernel.org/stable/c/9da1b86865ab4376408c58cd9fec332c8bdb5c73"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2021-47437","score":0.00149,"percentile":0.04038,"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."]}