{"id":"PUB-A-222162870","details":"In TBD of aud_hal_tunnel.c, there is a possible memory corruption 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.","aliases":["A-222162870","CVE-2022-20561"],"modified":"2026-09-18T15:47:37.392928379Z","published":"2022-12-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2022-12-01"}],"affected":[{"package":{"name":":unknown:","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"Pixel-family specific:0"},{"fixed":"Pixel-family specific:2022-12-05"}]}],"versions":["Pixel-family specific"],"ecosystem_specific":{"spl":"2022-12-05","types":["EoP"],"severity":"High"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-222162870.json"}}],"schema_version":"1.9.0"}