{"id":"CVE-2021-40026","aliases":["EUVD-2021-27216","GHSA-h989-5c5p-j685"],"status":"published","title":"There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful...","description":"There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00648,"percentile":0.51382,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-01-07T22:39:34Z","modified":"2026-06-17T04:06:24Z","products":[{"vendor":"huawei","product":"emui"},{"vendor":"huawei","product":"harmonyos"},{"vendor":"huawei","product":"magic ui"},{"vendor":"huawei","product":"magic_ui"}],"references":[{"url":"https://consumer.huawei.com/en/support/bulletin/2022/1/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://device.harmonyos.com/en/docs/security/update/security-bulletins-202201-0000001238736331","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40026"},{"url":"https://github.com/advisories/GHSA-h989-5c5p-j685"}],"sources":{"cve":[{"id":"CVE-2021-40026","description":"There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity.","status":"published","published":"2022-01-07T22:39:34Z","modified":"2024-08-04T02:27:31.227Z","updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27216","description":"There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity.","status":"published","published":"2022-01-07T22:39:34Z","modified":"2024-08-04T02:27:31Z","updated_at":"2026-11-03T03:24:21.368958Z"}],"ghsa":[{"id":"GHSA-h989-5c5p-j685","title":"There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful...","description":"There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity.","status":"published","published":"2022-01-11T00:01:22Z","modified":"2023-02-03T05:04:31Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:53:33.746621Z"}],"nvd":[{"id":"CVE-2021-40026","description":"There is a Heap-based buffer overflow vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity.","status":"published","published":"2022-01-10T14:10:21.76Z","modified":"2026-06-17T04:06:24.923Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:03.418194Z"}]}}