{"id":"PUB-A-200251074", "published":"2022-01-01T00:00:00Z", "modified":"2026-07-10T15:26:01.587957612Z", "aliases":["CVE-2021-39681", "A-200251074"], "details":"In delete_protocol of main.c, there is a possible arbitrary code execution 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.", "affected":[{"package":{"name":":unknown:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"pi:0"}, {"fixed":"pi:2022-01-05"}]}], "versions":["pi"], "ecosystem_specific":{"severity":"Moderate", "spl":"2022-01-05", "types":["EoP"]}}, {"package":{"name":":unknown:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"qt:0"}, {"fixed":"qt:2022-01-05"}]}], "versions":["qt"], "ecosystem_specific":{"severity":"Moderate", "spl":"2022-01-05", "types":["EoP"]}}, {"package":{"name":":unknown:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"rvc:0"}, {"fixed":"rvc:2022-01-05"}]}], "versions":["rvc"], "ecosystem_specific":{"severity":"Moderate", "spl":"2022-01-05", "types":["EoP"]}}, {"package":{"name":":unknown:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"rvc-qpr:0"}, {"fixed":"rvc-qpr:2022-01-05"}]}], "versions":["rvc-qpr"], "ecosystem_specific":{"severity":"Moderate", "spl":"2022-01-05", "types":["EoP"]}}, {"package":{"name":":unknown:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"sc:0"}, {"fixed":"sc:2022-01-05"}]}], "versions":["sc"], "ecosystem_specific":{"severity":"Moderate", "spl":"2022-01-05", "types":["EoP"]}}, {"package":{"name":":unknown:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"sc-v2:0"}, {"fixed":"sc-v2:2022-01-05"}]}], "versions":["sc-v2"], "ecosystem_specific":{"severity":"Moderate", "spl":"2022-01-05", "types":["EoP"]}}], "references":[{"type":"ADVISORY", "url":"https://source.android.com/security/bulletin/2022-01-01"}]}