{"id":"CVE-2022-50521","summary":"platform/x86: mxm-wmi: fix memleak in mxm_wmi_call_mx[ds|mx]()","details":"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.","modified":"2026-05-18T05:56:22.967111499Z","published":"2025-10-07T15:19:15.213Z","related":["SUSE-SU-2025:4111-1","SUSE-SU-2025:4139-1","SUSE-SU-2025:4149-1","SUSE-SU-2025:4320-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50521.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/14bb4bde3b7b2584734b13747b345caeeb41bea3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/17cd8c46cbec4e6ad593fb9159928b8e7608c11a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/379e7794c5e7485193d25d73614fbbd1e1387f6f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3cf81501356c9e898ad94b2369ffc805f83f7d7b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/50ac517d6f5348b276f1f663799cf85dce521518"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5b0f81b0808235967868e01336c976e840217108"},{"type":"WEB","url":"https://git.kernel.org/stable/c/727cc0147f5066e359aca65cc6cc5e6d64cc15d8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/87426ce3bd57ad414b6e2436434ef8128986a9a5"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50521.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-50521"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"99b38b4acc0d7dbbab443273577cff60080fcfad"},{"fixed":"50ac517d6f5348b276f1f663799cf85dce521518"},{"fixed":"5b0f81b0808235967868e01336c976e840217108"},{"fixed":"14bb4bde3b7b2584734b13747b345caeeb41bea3"},{"fixed":"17cd8c46cbec4e6ad593fb9159928b8e7608c11a"},{"fixed":"3cf81501356c9e898ad94b2369ffc805f83f7d7b"},{"fixed":"379e7794c5e7485193d25d73614fbbd1e1387f6f"},{"fixed":"87426ce3bd57ad414b6e2436434ef8128986a9a5"},{"fixed":"727cc0147f5066e359aca65cc6cc5e6d64cc15d8"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-50521.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"4.14.303"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"4.19.270"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.229"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.163"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.86"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.0.16"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.1.0"},{"fixed":"6.1.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-50521.json"}}],"schema_version":"1.7.5"}