CVE-2026-2243

Publication date 20 February 2026

Last updated 20 February 2026


Ubuntu priority

Cvss 3 Severity Score

5.1 · Medium

Score breakdown

Description

A flaw was found in QEMU. A specially crafted VMDK image could trigger an out-of-bounds read vulnerability, potentially leading to a 12-byte leak of sensitive information or a denial of service condition (DoS).

Status

Package Ubuntu Release Status
qemu 25.10 questing
Needs evaluation
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty
Needs evaluation

Severity score breakdown

Parameter Value
Base score 5.1 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L