{"id":"CVE-2021-34403","aliases":["EUVD-2021-21061","GHSA-5xrh-mp7v-54g6"],"status":"published","title":"NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a...","description":"NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and 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":0.00302,"percentile":0.23104,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2022-01-18T18:05:25Z","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-2021-34403"},{"url":"https://github.com/advisories/GHSA-5xrh-mp7v-54g6"}],"sources":{"cve":[{"id":"CVE-2021-34403","description":"NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and integrity, or denial of service.","status":"published","published":"2022-01-18T18:05:25Z","modified":"2024-08-04T00:12:50.244Z","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"}],"updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21061","description":"NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and integrity, or denial of service.","status":"published","published":"2022-01-18T18:05:25Z","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-5xrh-mp7v-54g6","title":"NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a...","description":"NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and integrity, or denial of service.","status":"published","published":"2022-01-19T00:00:54Z","modified":"2023-02-03T05:04:55Z","cwes":["CWE-416"],"updated_at":"2026-11-02T14:53:38.626767Z"}],"nvd":[{"id":"CVE-2021-34403","description":"NVIDIA Linux distributions contain a vulnerability in nvmap ioctl, which allows any user with a local account to exploit a use-after-free condition, leading to code privilege escalation, loss of confidentiality and integrity, or denial of service.","status":"published","published":"2022-01-18T18:15:07.983Z","modified":"2026-06-17T03:55:47.647Z","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-416"],"updated_at":"2026-11-02T14:07:03.821385Z"}]}}