{"id":"CVE-2026-63839","summary":"platform/x86: lenovo-wmi-helpers: Fix memory leak in lwmi_dev_evaluate_int()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: lenovo-wmi-helpers: Fix memory leak in lwmi_dev_evaluate_int()\n\nlwmi_dev_evaluate_int() leaks output.pointer when retval == NULL (found\nby sashiko.dev [1]).\n\nFix it by moving `ret_obj = output.pointer' outside of the `if (retval)'\nblock so that it is always freed by the __free cleanup callback.\n\nNo functional change intended.","modified":"2026-07-21T03:47:32.521095769Z","published":"2026-07-19T14:04:35.146Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63839.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0c3887a134f191723b53e2a47e501b534c8723ee"},{"type":"WEB","url":"https://git.kernel.org/stable/c/40a984dd0602e238ad893b167751620e751d1199"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63839.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63839"},{"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":"e521d16e76cd9ea99c585e064f4e7daf657b1451"},{"fixed":"40a984dd0602e238ad893b167751620e751d1199"},{"fixed":"0c3887a134f191723b53e2a47e501b534c8723ee"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-63839.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.17.0"},{"fixed":"7.0.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-63839.json"}}],"schema_version":"1.7.5"}