{"id":"ASB-A-238921253","details":"In PVRSRVBridgePMRPDumpSymbolicAddr of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-238921253","CVE-2021-0871"],"modified":"2026-04-30T15:48:46.890647Z","published":"2022-09-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2022-09-01"}],"affected":[{"package":{"name":":unknown:","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2022-09-05"}]}],"versions":["SoCVersion"],"ecosystem_specific":{"spl":"2022-09-05","severity":"High","types":["EoP"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-238921253.json"}}],"schema_version":"1.7.5"}