{"id":"CVE-2025-21070","aliases":["EUVD-2025-33663","GHSA-j6r2-93fv-jqp9"],"status":"published","title":"Out-of-bounds write in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local...","description":"Out-of-bounds write in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local attackers to write out-of-bounds memory.","severity":{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00124,"percentile":0.02153,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2025-10-10T06:33:29Z","modified":"2026-10-08T13:10:00Z","products":[{"vendor":"samsung","product":"notes"},{"vendor":"samsung mobile","product":"samsung notes"}],"references":[{"url":"https://security.samsungmobile.com/serviceWeb.smsb?year=2025\u0026month=10","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21070"},{"url":"https://github.com/advisories/GHSA-j6r2-93fv-jqp9"}],"sources":{"cve":[{"id":"CVE-2025-21070","description":"Out-of-bounds write in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local attackers to write out-of-bounds memory.","status":"published","published":"2025-10-10T06:33:29.373Z","modified":"2025-10-10T10:18:32.048Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:32:32.702673Z"}],"euvd":[{"id":"EUVD-2025-33663","description":"Out-of-bounds write in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local attackers to write out-of-bounds memory.","status":"published","published":"2025-10-10T06:33:29Z","modified":"2025-10-10T10:18:32Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:31:33.954405Z"}],"ghsa":[{"id":"GHSA-j6r2-93fv-jqp9","title":"Out-of-bounds write in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local...","description":"Out-of-bounds write in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local attackers to write out-of-bounds memory.","status":"published","published":"2025-10-10T09:30:49Z","modified":"2025-10-16T21:32:22Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:04:01.2384Z"}],"nvd":[{"id":"CVE-2025-21070","description":"Out-of-bounds write in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local attackers to write out-of-bounds memory.","status":"published","published":"2025-10-10T07:15:43.513Z","modified":"2026-10-08T13:10:00.2Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:11:36.851295Z"}]}}