{"cve":"CVE-2026-68446","nvd":{"published":"2026-08-12T00:17:44.970","modified":"2026-10-19T22:17:19.480","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: Validate vmw_surface_metadata::array_size\n\nThis field comes from userspace and should be validated against specific\nlimits depending on which Shader Model (SM) is available.","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:H/A:H","score":7.8},"cwes":["CWE-20"],"references":["https://git.kernel.org/stable/c/0403cec2aff8037bc246cf9a0831eb169ddcd9df","https://git.kernel.org/stable/c/5ff94e1279176b539d451e3e754fdcbd1a8d520a","https://git.kernel.org/stable/c/6910ccaf41678f7761ba2e57d72b77d056320b4d","https://git.kernel.org/stable/c/71779fe8bf403a9b3e28dc59229fa556db32d35d","https://git.kernel.org/stable/c/a4f55260f7f7d4dc4d0ee55063dfb0c457b77991"],"products":[],"source":"nvd","synced_at":"2026-10-21T03:56:58.798400159+00:00"},"epss":{"cve":"CVE-2026-68446","score":0.00121,"percentile":0.01887,"date":"2026-10-25"},"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."]}