CVE-2026-5165

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.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:redhat:virtio-win:-:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*

History

28 Apr 2026, 14:17

Type Values Removed Values Added
First Time Redhat
Redhat virtio-win
Redhat enterprise Linux
CPE cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtio-win:-:*:*:*:*:*:*:*
References () https://access.redhat.com/security/cve/CVE-2026-5165 - () https://access.redhat.com/security/cve/CVE-2026-5165 - Vendor Advisory
References () https://bugzilla.redhat.com/show_bug.cgi?id=2453015 - () https://bugzilla.redhat.com/show_bug.cgi?id=2453015 - Issue Tracking, Vendor Advisory
References () https://github.com/virtio-win/kvm-guest-drivers-windows/pull/1493 - () https://github.com/virtio-win/kvm-guest-drivers-windows/pull/1493 - Issue Tracking

01 Apr 2026, 14:24

Type Values Removed Values Added
Summary
  • (es) Se encontró una falla en virtio-win, específicamente dentro del dispositivo VirtIO Block (BLK). Cuando el dispositivo sufre un reinicio, no gestiona la memoria correctamente, lo que resulta en una vulnerabilidad de uso después de liberación. Este problema podría permitir a un atacante local corromper la memoria del sistema, lo que podría llevar a inestabilidad del sistema o comportamiento inesperado.

30 Mar 2026, 15:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-03-30 15:16

Updated : 2026-04-28 14:17


NVD link : CVE-2026-5165

Mitre link : CVE-2026-5165

CVE.ORG link : CVE-2026-5165


JSON object : View

Products Affected

redhat

  • enterprise_linux
  • virtio-win
CWE
CWE-825

Expired Pointer Dereference