{"cve":"CVE-2026-80676","nvd":{"published":"2026-08-28T08:16:52.883","modified":"2026-10-21T13:19:57.933","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nDrivers: hv: vmbus: use generic driver_override infrastructure\n\nWhen a driver is probed through __driver_attach(), the bus' match()\ncallback is called without the device lock held, thus accessing the\ndriver_override field without a lock, which can cause a UAF.\n\nFix this by using the driver-core driver_override infrastructure taking\ncare of proper locking internally.\n\nNote that calling match() from __driver_attach() without the device lock\nheld is intentional. [1]","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/0e2f0833556c8c5269deb457b89d538644a3b747","https://git.kernel.org/stable/c/2fb010ea7ca98cd09a6d365260b769f627e73a76","https://git.kernel.org/stable/c/331d8900121a1d74ecd45cd2db742ddcb5a0a565","https://git.kernel.org/stable/c/a1656234a4a2dc6e975546867887c5f63e4a90f0","https://git.kernel.org/stable/c/d1cb12ae81d2f7a58b0b1cfb51862afca98e6058"],"products":[],"source":"nvd","synced_at":"2026-10-22T16:41:11.231219466+00:00"},"epss":{"cve":"CVE-2026-80676","score":0.00209,"percentile":0.10929,"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."]}