CVE-2026-5165

MEDIUM

6.7

Description

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.

CVE Details

CVSS v3.1 Score6.7

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published3/30/2026

Last Modified4/1/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-825

References

https://access.redhat.com/security/cve/CVE-2026-5165(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2453015(secalert@redhat.com)

https://github.com/virtio-win/kvm-guest-drivers-windows/pull/1493(secalert@redhat.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.