{"id":"CVE-2021-34401","aliases":["EUVD-2021-21059","GHSA-q3p3-q448-66vh"],"status":"published","title":"NVIDIA Linux kernel distributions contain a vulnerability in nvmap...","description":"NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER, where improper access control may lead to code execution, compromised integrity, or denial of service.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.003,"percentile":0.22905,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2022-01-18T18:05:22Z","modified":"2026-06-17T03:55:47Z","products":[{"vendor":"nvidia","product":"shield tv"},{"vendor":"nvidia","product":"shield_experience"}],"references":[{"url":"https://nvidia.custhelp.com/app/answers/detail/a_id/5259","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34401"},{"url":"https://github.com/advisories/GHSA-q3p3-q448-66vh"}],"sources":{"cve":[{"id":"CVE-2021-34401","description":"NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER, where improper access control may lead to code execution, compromised integrity, or denial of service.","status":"published","published":"2022-01-18T18:05:22Z","modified":"2024-08-04T00:12:50.077Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21059","description":"NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER, where improper access control may lead to code execution, compromised integrity, or denial of service.","status":"published","published":"2022-01-18T18:05:22Z","modified":"2024-08-04T00:12:50Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:24:32.445199Z"}],"ghsa":[{"id":"GHSA-q3p3-q448-66vh","title":"NVIDIA Linux kernel distributions contain a vulnerability in nvmap...","description":"NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER, where improper access control may lead to code execution, compromised integrity, or denial of service.","status":"published","published":"2022-01-19T00:00:55Z","modified":"2023-02-03T05:04:38Z","updated_at":"2026-11-02T14:53:35.806518Z"}],"nvd":[{"id":"CVE-2021-34401","description":"NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER, where improper access control may lead to code execution, compromised integrity, or denial of service.","status":"published","published":"2022-01-18T18:15:07.867Z","modified":"2026-06-17T03:55:47.43Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","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-284"],"updated_at":"2026-11-02T14:07:03.821385Z"}]}}