{"cve":"CVE-2022-50521","nvd":{"published":"2025-10-07T16:15:35.883","modified":"2026-06-17T05:23:43.023","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: mxm-wmi: fix memleak in mxm_wmi_call_mx[ds|mx]()\n\nThe ACPI buffer memory (out.pointer) returned by wmi_evaluate_method()\nis not freed after the call, so it leads to memory leak.\n\nThe method results in ACPI buffer is not used, so just pass NULL to\nwmi_evaluate_method() which fixes the memory 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":["CWE-401"],"references":["https://git.kernel.org/stable/c/14bb4bde3b7b2584734b13747b345caeeb41bea3","https://git.kernel.org/stable/c/17cd8c46cbec4e6ad593fb9159928b8e7608c11a","https://git.kernel.org/stable/c/379e7794c5e7485193d25d73614fbbd1e1387f6f","https://git.kernel.org/stable/c/3cf81501356c9e898ad94b2369ffc805f83f7d7b","https://git.kernel.org/stable/c/50ac517d6f5348b276f1f663799cf85dce521518"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:11:26.888974865+00:00"},"epss":{"cve":"CVE-2022-50521","score":0.0016,"percentile":0.05123,"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."]}