{"id":"CVE-2023-20938","details":"In binder_transaction_buffer_release of binder.c, there is a possible use after free due to improper input validation. 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-257685302References: Upstream kernel","aliases":["A-257685302","ASB-A-257685302"],"modified":"2026-01-27T04:18:46.769713Z","published":"2023-02-28T17:15:10Z","withdrawn":"2026-01-27T04:18:46.769713Z","references":[{"type":"FIX","url":"https://source.android.com/security/bulletin/2023-02-01"}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}