{"id":"CVE-2021-40019","aliases":["EUVD-2021-27209","GHSA-84h3-cchg-46pm"],"status":"published","title":"Out-of-bounds heap read vulnerability in the HW_KEYMASTER module. Successful exploitation of this...","description":"Out-of-bounds heap read vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds access.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00634,"percentile":0.50843,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2022-09-16T17:58:03Z","modified":"2026-06-17T04:06:24Z","products":[{"vendor":"huawei","product":"emui"},{"vendor":"huawei","product":"magic_ui"}],"references":[{"url":"https://consumer.huawei.com/en/support/bulletin/2022/9/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40019"},{"url":"https://github.com/advisories/GHSA-84h3-cchg-46pm"}],"sources":{"cve":[{"id":"CVE-2021-40019","description":"Out-of-bounds heap read vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds access.","status":"published","published":"2022-09-16T17:58:03Z","modified":"2024-08-04T02:27:30.562Z","updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27209","description":"Out-of-bounds heap read vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds access.","status":"published","published":"2022-09-16T17:58:03Z","modified":"2024-08-04T02:27:30Z","updated_at":"2026-11-03T03:24:21.368958Z"}],"ghsa":[{"id":"GHSA-84h3-cchg-46pm","title":"Out-of-bounds heap read vulnerability in the HW_KEYMASTER module. Successful exploitation of this...","description":"Out-of-bounds heap read vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds access.","status":"published","published":"2022-09-17T00:00:32Z","modified":"2023-01-29T05:03:27Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:45:19.492424Z"}],"nvd":[{"id":"CVE-2021-40019","description":"Out-of-bounds heap read vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds access.","status":"published","published":"2022-09-16T18:15:11.497Z","modified":"2026-06-17T04:06:24.25Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:07:06.906968Z"}]}}