{"id":"CVE-2021-1055","aliases":["EUVD-2021-6522","GHSA-2vxc-vwwx-rxpx"],"status":"published","title":"NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode...","description":"NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which improper access control may lead to denial of service and information disclosure.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00306,"percentile":0.23664,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2021-01-08T00:50:22Z","modified":"2026-06-17T03:30:52Z","products":[{"vendor":"nvidia","product":"gpu_driver"},{"vendor":"nvidia","product":"nvidia gpu display driver"}],"references":[{"url":"https://nvidia.custhelp.com/app/answers/detail/a_id/5142","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-1055"},{"url":"https://github.com/advisories/GHSA-2vxc-vwwx-rxpx"}],"sources":{"cve":[{"id":"CVE-2021-1055","description":"NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which improper access control may lead to denial of service and information disclosure.","status":"published","published":"2021-01-08T00:50:22Z","modified":"2024-08-03T15:55:18.441Z","updated_at":"2026-11-02T14:33:08.045407Z"}],"euvd":[{"id":"EUVD-2021-6522","description":"NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which improper access control may lead to denial of service and information disclosure.","status":"published","published":"2021-01-08T00:50:22Z","modified":"2024-08-03T15:55:18Z","updated_at":"2026-11-03T03:25:15.598162Z"}],"ghsa":[{"id":"GHSA-2vxc-vwwx-rxpx","title":"NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode...","description":"NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which improper access control may lead to denial of service and information disclosure.","status":"published","published":"2022-05-24T17:38:23Z","modified":"2023-01-27T05:02:40Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:42:05.364036Z"}],"nvd":[{"id":"CVE-2021-1055","description":"NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which improper access control may lead to denial of service and information disclosure.","status":"published","published":"2021-01-08T01:15:14.573Z","modified":"2026-06-17T03:30:52.753Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","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"}],"updated_at":"2026-11-02T14:06:49.284888Z"}]}}