{"id":"CVE-2021-39803","details":"In ~Impl of C2AllocatorIon.cpp, there is a possible out of bounds read due to a use after free. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-193790350","aliases":["A-193790350","ASB-A-193790350"],"modified":"2026-03-14T11:07:25.604481Z","published":"2022-04-12T17:15:08.457Z","references":[{"type":"FIX","url":"https://source.android.com/security/bulletin/2022-04-01"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"11.0"}]},{"events":[{"introduced":"0"},{"last_affected":"12.0"}]},{"events":[{"introduced":"0"},{"last_affected":"12.1"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-39803.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"}]}