CVE-2026-5165 in virtio-win kvm-guest-drivers-windowsinfo

Summary

A flaw was found in virtio-win, specifically within the VirtIO Block (BLK) device. When the device undergoes a reset, it fails to properly manage memory, resulting in a use-after-free vulnerability. This issue could allow a local attacker to corrupt system memory, potentially leading to system instability or unexpected behavior.

Responsible

redhat

Reservation

03/30/2026

Disclosure

03/30/2026

Entries

VulDB provides additional information and datapoints for this CVE:

ID	Vulnerability	CWE	Exp	Cou	CVE
354197	virtio-win kvm-guest-drivers-windows VirtIO Block Device expired pointer dereference	825	Not defined	Official fix	CVE-2026-5165

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