CVE-2025-61553

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An out-of-bounds write in VirtIO network device emulation in BitVisor from commit 108df6 (2020-05-20) to commit 480907 (2025-07-06) allows local attackers to cause a denial of service (host hypervisor crash) via a crafted PCI configuration space access. Given it's a heap overflow in a privileged hypervisor context, exploitation may enable arbitrary code execution or guest-to-host privilege escalation."}, {"lang": "es", "value": "Una escritura fuera de l\u00edmites en la emulaci\u00f3n de dispositivo de red VirtIO en BitVisor desde el commit 108df6 (2020-05-20) hasta el commit 480907 (2025-07-06) permite a atacantes locales causar una denegaci\u00f3n de servicio (ca\u00edda del hipervisor anfitri\u00f3n) mediante un acceso manipulado al espacio de configuraci\u00f3n PCI. Dado que es un desbordamiento de mont\u00edculo en un contexto de hipervisor privilegiado, su explotaci\u00f3n podr\u00eda permitir la ejecuci\u00f3n de c\u00f3digo arbitrario o la escalada de privilegios de invitado a anfitri\u00f3n."}], "id": "CVE-2025-61553", "lastModified": "2026-11-05T22:10:00.203", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.5, "impactScore": 6.0, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-61553", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-10-17T13:25:47.866181Z", "version": "2.0.3"}}]}, "published": "2025-10-16T19:15:33.983", "references": [{"source": "cve@mitre.org", "url": "https://github.com/retrage/advisories/blob/main/CVE-2025-61553/README.md"}, {"source": "cve@mitre.org", "url": "https://sourceforge.net/p/bitvisor/code/ci/48090711ade5910b601d2b0034859a6a890cc82d/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}, {"lang": "en", "value": "CWE-787"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"created": "2025-10-23T15:17:03.438120+00:00", "updated": "2025-10-23T15:17:03.438146+00:00", "vendors": ["bitvisor", "bitvisor$PRODUCT$bitvisor"]}