{"id":"PUB-A-204421047","details":"In HandleTransactionIoEvent of actuator_driver.cc, there is a possible out of bounds read due to a heap buffer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-204421047","CVE-2021-39687"],"modified":"2026-06-03T15:06:08.149995907Z","published":"2022-02-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2022-02-01"}],"affected":[{"package":{"name":":unknown:","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"Pixel-family specific:0"},{"fixed":"Pixel-family specific:2022-02-05"}]}],"versions":["Pixel-family specific"],"ecosystem_specific":{"spl":"2022-02-05","types":["ID"],"severity":"High"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-204421047.json"}}],"schema_version":"1.7.5"}