{"cve":"CVE-2021-1056","nvd":{"published":"2021-01-08T01:15:14.620","modified":"2026-06-17T03:30:52.853","status":"Modified","description":"NVIDIA GPU Display Driver for Linux, all versions, contains a vulnerability in the kernel mode layer (nvidia.ko) in which it does not completely honor operating system file system permissions to provide GPU device-level isolation, which may lead to denial of service or information disclosure.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","score":7.1},"cwes":["CWE-276"],"references":["https://lists.debian.org/debian-lts-announce/2022/01/msg00013.html","https://nvidia.custhelp.com/app/answers/detail/a_id/5142","https://security.gentoo.org/glsa/202310-02","https://lists.debian.org/debian-lts-announce/2022/01/msg00013.html","https://nvidia.custhelp.com/app/answers/detail/a_id/5142"],"products":["debian:debian_linux","nvidia:gpu_driver"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2021-1056","score":0.01708,"percentile":0.77316,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}