{"id":"CVE-2021-25396","aliases":["EUVD-2021-12292","GHSA-w7rc-w5hg-2vgh"],"status":"published","title":"An improper input validation vulnerability in NPU firmware prior to SMR MAY-2021 Release 1 allows...","description":"An improper input validation vulnerability in NPU firmware prior to SMR MAY-2021 Release 1 allows arbitrary memory write and code execution.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00128,"percentile":0.02516,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-06-11T14:45:22Z","modified":"2026-06-17T03:42:00Z","products":[{"vendor":"google","product":"android"},{"vendor":"samsung mobile","product":"samsung mobile devices"}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2021\u0026month=5","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-25396"},{"url":"https://github.com/advisories/GHSA-w7rc-w5hg-2vgh"}],"sources":{"cve":[{"id":"CVE-2021-25396","description":"An improper input validation vulnerability in NPU firmware prior to SMR MAY-2021 Release 1 allows arbitrary memory write and code execution.","status":"published","published":"2021-06-11T14:45:22Z","modified":"2024-08-03T20:03:05.578Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:32:59.430294Z"}],"euvd":[{"id":"EUVD-2021-12292","description":"An improper input validation vulnerability in NPU firmware prior to SMR MAY-2021 Release 1 allows arbitrary memory write and code execution.","status":"published","published":"2021-06-11T14:45:22Z","modified":"2024-08-03T20:03:05Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T03:24:53.302862Z"}],"ghsa":[{"id":"GHSA-w7rc-w5hg-2vgh","title":"An improper input validation vulnerability in NPU firmware prior to SMR MAY-2021 Release 1 allows...","description":"An improper input validation vulnerability in NPU firmware prior to SMR MAY-2021 Release 1 allows arbitrary memory write and code execution.","status":"published","published":"2022-05-24T19:05:09Z","modified":"2023-01-29T05:06:59Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:07.768849Z"}],"nvd":[{"id":"CVE-2021-25396","description":"An improper input validation vulnerability in NPU firmware prior to SMR MAY-2021 Release 1 allows arbitrary memory write and code execution.","status":"published","published":"2021-06-11T15:15:09.11Z","modified":"2026-06-17T03:42:00.51Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:54.439974Z"}]}}