{"cve":"CVE-2022-49668","nvd":{"published":"2025-02-26T07:01:41.780","modified":"2026-06-17T05:18:48.063","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nPM / devfreq: exynos-ppmu: Fix refcount leak in of_get_devfreq_events\n\nof_get_child_by_name() returns a node pointer with refcount\nincremented, we should use of_node_put() on it when done.\nThis function only calls of_node_put() in normal path,\nmissing it in error paths.\nAdd missing of_node_put() to avoid refcount leak.","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/01121e39ef537289926ae6f5374dce92c796d863","https://git.kernel.org/stable/c/194781229d4cbc804b8ded13156eb8addce87d6c","https://git.kernel.org/stable/c/bdecd912e99acfd61507f1720d3f4eed1b3418d8","https://git.kernel.org/stable/c/e65027fdebbacd40595e96ef7b5d2418f71bddf2","https://git.kernel.org/stable/c/f44b799603a9b5d2e375b0b2d54dd0b791eddfc2"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:59:48.811064707+00:00"},"epss":{"cve":"CVE-2022-49668","score":0.00264,"percentile":0.18411,"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."]}