CVE-2026-5164 in virtio-win kvm-guest-drivers-windowsinformación

Resumen (Inglés)

A flaw was found in virtio-win. The `RhelDoUnMap()` function does not properly validate the number of descriptors provided by a user during an unmap request. A local user could exploit this input validation vulnerability by supplying an excessive number of descriptors, leading to a buffer overrun. This can cause a system crash, resulting in a Denial of Service (DoS).

Responsable

redhat

Reservar

2026-03-30

Divulgación

2026-03-30

Voces

VulDB provides additional information and datapoints for this CVE:

ID	Vulnerabilidad	CWE	Exp	Con	CVE
354198	virtio-win kvm-guest-drivers-windows RhelDoUnMap desbordamiento de búfer	120	No está definido	Arreglo oficial	CVE-2026-5164

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