CVE-2026-5165

| EUVD-2026-17113 MEDIUM
2026-03-30 redhat
6.7
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 30, 2026 - 15:15 vuln.today
EUVD ID Assigned
Mar 30, 2026 - 15:15 euvd
EUVD-2026-17113
CVE Published
Mar 30, 2026 - 15:02 nvd
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.

Analysis

VirtIO Block device driver in virtio-win fails to properly release memory during device reset, enabling a use-after-free vulnerability that allows high-privileged local attackers to corrupt kernel memory and cause system instability or denial of service. Affected versions span Red Hat Enterprise Linux 8, 9, and 10; no public exploit code or active exploitation has been identified at time of analysis, though upstream fix is available via GitHub PR.

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Priority Score

34
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +34
POC: 0

Vendor Status

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CVE-2026-5165 vulnerability details – vuln.today

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