{"id":"CVE-2023-21120","aliases":["A-258188673","ASB-A-258188673","EUVD-2023-25288","GHSA-mp4r-c6w2-6jrx"],"status":"published","title":"In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper...","description":"In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-258188673","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00072,"percentile":0.00049,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-416","CWE-667"],"published":"2023-06-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2023-06-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2023-06-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2023-06-01","tags":["x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21120"},{"url":"https://github.com/advisories/GHSA-mp4r-c6w2-6jrx"}],"sources":{"cve":[{"id":"CVE-2023-21120","description":"In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-258188673","status":"published","published":"2023-06-15T00:00:00Z","modified":"2024-12-18T18:51:07.271Z","updated_at":"2026-11-02T14:35:19.959682Z"}],"euvd":[{"id":"EUVD-2023-25288","description":"In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-258188673","status":"published","published":"2023-06-15T00:00:00Z","modified":"2024-12-18T18:51:07Z","updated_at":"2026-11-03T00:04:34.09119Z"}],"ghsa":[{"id":"GHSA-mp4r-c6w2-6jrx","title":"In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper...","description":"In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-258188673","status":"published","published":"2023-06-15T21:30:24Z","modified":"2024-04-04T04:52:16Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:56:27.816836Z"}],"nvd":[{"id":"CVE-2023-21120","description":"In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-258188673","status":"published","published":"2023-06-15T19:15:09.507Z","modified":"2026-06-17T05:31:53.077Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-416","CWE-667"],"updated_at":"2026-11-02T14:08:06.335469Z"}],"osv":[{"id":"ASB-A-258188673","description":"In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2023-06-01T00:00:00Z","modified":"2026-11-12T17:24:32.213657206Z","updated_at":"2026-11-10T17:35:05.865114Z"}]}}