{"id":"CVE-2020-0380","aliases":["A-146398979","ASB-A-146398979","EUVD-2020-1883","GHSA-fhwv-46g6-2r65"],"status":"published","title":"In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect...","description":"In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-146398979","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02821,"percentile":0.86674,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-787"],"published":"2020-09-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","exploits":[{"source":"pocgithub","id":"ShaikUsaf/system_bt_AOSP10_r33_CVE-2020-0380","title":"ShaikUsaf/system_bt_AOSP10_r33_CVE-2020-0380","date":"2022-04-20","url":"https://github.com/ShaikUsaf/system_bt_AOSP10_r33_CVE-2020-0380"}],"fixes":[{"ecosystem":"Android","package":"platform/system/bt","fixed_in":["8.0:2020-09-01","8.1:2020-09-01","9:2020-09-01","10:2020-09-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0:0"},{"fixed":"8.0:2020-09-01"}]}],"versions":["8.0"]},{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.1:0"},{"fixed":"8.1:2020-09-01"}]}],"versions":["8.1"]},{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9:0"},{"fixed":"9:2020-09-01"}]}],"versions":["9"]},{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2020-09-01"}]}],"versions":["10"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2020-09-01","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-0380"},{"url":"https://github.com/advisories/GHSA-fhwv-46g6-2r65"},{"url":"https://android.googlesource.com/platform/system/bt/+/59c234a8fddda37147bb3fe1dd3b3a668828bcab","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2020-0380","description":"In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-146398979","status":"published","published":"2020-09-17T15:22:42Z","modified":"2024-08-04T06:02:50.849Z","updated_at":"2026-11-02T14:35:59.763887Z"}],"euvd":[{"id":"EUVD-2020-1883","description":"In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-146398979","status":"published","published":"2020-09-17T15:22:42Z","modified":"2024-08-04T06:02:50Z","updated_at":"2026-11-03T03:08:20.23328Z"}],"ghsa":[{"id":"GHSA-fhwv-46g6-2r65","title":"In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect...","description":"In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-146398979","status":"published","published":"2022-05-24T17:28:47Z","modified":"2023-01-29T05:04:35Z","updated_at":"2026-11-02T14:45:35.654176Z"}],"nvd":[{"id":"CVE-2020-0380","description":"In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-146398979","status":"published","published":"2020-09-17T16:15:12.833Z","modified":"2026-06-17T02:45:42.7Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:15.83396Z"}],"osv":[{"id":"ASB-A-146398979","description":"In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2020-09-01T00:00:00Z","modified":"2026-11-09T16:40:10.884737887Z","updated_at":"2026-11-09T17:04:22.742827Z"}]}}