{"id":"CVE-2023-21000","details":"In MediaCodec.cpp, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-194783918","aliases":["A-194783918","PUB-A-194783918"],"modified":"2026-03-14T12:01:27.784611Z","published":"2023-03-24T20:15:12.450Z","references":[{"type":"FIX","url":"https://source.android.com/security/bulletin/pixel/2023-03-01"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"13.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-21000.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}