{"id":"CVE-2021-34397","aliases":["EUVD-2021-21055","GHSA-8rpf-vwv9-2wfm"],"status":"published","title":"Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may...","description":"Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may lead to limited denial of service.","severity":{"version":"3.1","score":1.9,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00204,"percentile":0.10427,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-06-22T21:25:33Z","modified":"2026-06-17T03:55:46Z","products":[{"vendor":"nvidia","product":"jetson_linux"},{"vendor":"nvidia","product":"nvidia jetson tx2 series, tx2 nx, agx xavier series, xavier 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-2021-34397"},{"url":"https://github.com/advisories/GHSA-8rpf-vwv9-2wfm"}],"sources":{"cve":[{"id":"CVE-2021-34397","description":"Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may lead to limited denial of service.","status":"published","published":"2021-06-22T21:25:33Z","modified":"2024-08-04T00:12:49.915Z","cvss":[{"version":"3.1","score":1.9,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"}],"updated_at":"2026-11-02T14:33:11.59359Z"}],"euvd":[{"id":"EUVD-2021-21055","description":"Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may lead to limited denial of service.","status":"published","published":"2021-06-22T21:25:33Z","modified":"2024-08-04T00:12:49Z","cvss":[{"version":"3.1","score":1.9,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-03T03:24:32.445199Z"}],"ghsa":[{"id":"GHSA-8rpf-vwv9-2wfm","title":"Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may...","description":"Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may lead to limited denial of service.","status":"published","published":"2022-05-24T19:06:01Z","modified":"2023-01-29T05:08:05Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:12.058225Z"}],"nvd":[{"id":"CVE-2021-34397","description":"Bootloader contains a vulnerability in NVIDIA MB2, which may cause free-the-wrong-heap, which may lead to limited denial of service.","status":"published","published":"2021-06-22T22:15:09.457Z","modified":"2026-06-17T03:55:46.943Z","cvss":[{"version":"3.1","score":1.9,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"3.1","score":2.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:54.892562Z"}]}}