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.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

History

Mon, 30 Mar 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 30 Mar 2026 15:15:00 +0000

Type Values Removed Values Added
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.
Title Virtio-win: virtio-win: memory corruption via use-after-free in virtio blk device reset
First Time appeared Redhat
Redhat enterprise Linux
Weaknesses CWE-825
CPEs cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
References
Metrics cvssV3_1

{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-03-30T18:05:38.378Z

Reserved: 2026-03-30T14:51:14.677Z

Link: CVE-2026-5165

cve-icon Vulnrichment

Updated: 2026-03-30T18:05:33.941Z

cve-icon NVD

Status : Received

Published: 2026-03-30T15:16:36.520

Modified: 2026-03-30T15:16:36.520

Link: CVE-2026-5165

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses