{"id":"CVE-2021-34383","aliases":["EUVD-2021-21041","GHSA-7c54-4j4m-8rvm"],"status":"published","title":"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to...","description":"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00212,"percentile":0.11651,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-06-30T10:24:36Z","modified":"2026-06-17T03:55:45Z","products":[{"vendor":"nvidia","product":"jetson_linux"},{"vendor":"nvidia","product":"nvidia jetson agx xavier series, jetson xavier nx, jetson tx2 series, jetson tx2 nx"}],"references":[{"url":"https://nvidia.custhelp.com/app/answers/detail/a_id/5205","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34383"},{"url":"https://github.com/advisories/GHSA-7c54-4j4m-8rvm"}],"sources":{"cve":[{"id":"CVE-2021-34383","description":"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.","status":"published","published":"2021-06-30T10:24:36Z","modified":"2024-08-04T00:12:49.628Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21041","description":"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.","status":"published","published":"2021-06-30T10:24:36Z","modified":"2024-08-04T00:12:49Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T03:24:32.445199Z"}],"ghsa":[{"id":"GHSA-7c54-4j4m-8rvm","title":"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to...","description":"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.","status":"published","published":"2022-05-24T19:06:38Z","modified":"2023-01-30T05:00:34Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:14.069279Z"}],"nvd":[{"id":"CVE-2021-34383","description":"Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.","status":"published","published":"2021-06-30T11:15:08.8Z","modified":"2026-06-17T03:55:45.413Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:L/AC:H/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":"2026-11-02T14:06:55.259633Z"}]}}