{"id":"CVE-2022-20421","revision":"7d1a01b20d054aa78843630d7e6e9bf7","records":[{"revision":"7d1a01b20d054aa78843630d7e6e9bf7","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2022-20421","aliases":[],"title":"In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for e…","description":"In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel","state":0,"publishedAt":"2022-10-11T00:00:00+00:00","modifiedAt":"2026-10-14T14:53:09.981+00:00","affected":[{"ecosystem":"Vendor product","name":"Android","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"n/a\",\n                    \"product\": \"Android\",\n                    \"versions\": [\n                        {\n                            \"version\": \"Android kernel\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://source.android.com/security/bulletin/2022-10-01","https://www.debian.org/security/2022/dsa-5257","https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-20421","license":"CVE Program Terms of Use","key":"cve-program:CVE-2022-20421","identifiers":["CVE-2022-20421"]},"retained":false,"historicalAffected":[]}],"coverage":[]}