{"api_version":"1","generated_at":"2026-07-23T22:42:51+00:00","cve":"CVE-2021-29631","urls":{"html":"https://cve.report/CVE-2021-29631","api":"https://cve.report/api/cve/CVE-2021-29631.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-29631","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-29631"},"summary":{"title":"CVE-2021-29631","description":"In FreeBSD 13.0-STABLE before n246941-20f96f215562, 12.2-STABLE before r370400, 11.4-STABLE before r370399, 13.0-RELEASE before p4, 12.2-RELEASE before p10, and 11.4-RELEASE before p13, certain VirtIO-based device models in bhyve failed to handle errors when fetching I/O descriptors. 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