CVE-2026-5165

March 30, 2026, 3:16 p.m.

6.7
Medium

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.

Product(s) Impacted

Vendor Product Versions
Redhat
  • Virtio-win
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-825
Expired Pointer Dereference
The product dereferences a pointer that contains a location for memory that was previously valid, but is no longer valid.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a redhat virtio-win / / / / / / / /

References

https://access.redhat.com/security/cve/CVE-2026-5165
https://bugzilla.redhat.com/show_bug.cgi?id=2453015
https://github.com/virtio-win/kvm-guest-drivers-windows/pull/1493

Tags

[email protected]
CWE-825
2026-03-30
CVE-2026-5165

CVSS Score

6.7 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: HIGH
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH

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

    View Vector String

Timeline

Published: March 30, 2026, 3:16 p.m.
Last Modified: March 30, 2026, 3:16 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.