CVE-2026-2243
Received Received - Intake
Out-of-Bounds Read in QEMU VMDK Causes Data Leak, DoS

Publication date: 2026-02-19

Last updated on: 2026-02-19

Assigner: Red Hat, Inc.

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).
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-02-19
Last Modified
2026-02-19
Generated
2026-06-16
AI Q&A
2026-02-19
EPSS Evaluated
2026-06-14
NVD
CVE-2026-2243
EUVD
EUVD-2026-7806
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
qemu qemu *
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Executive Summary

This vulnerability is a flaw found in QEMU where a specially crafted VMDK image can trigger an out-of-bounds read. This means that the software reads data outside the intended memory boundaries.

As a result, this flaw can lead to leaking 12 bytes of sensitive information or cause a denial of service (DoS) condition, where the system or application becomes unavailable or crashes.

Impact Analysis

The impact of this vulnerability includes the potential leakage of sensitive information, which could compromise confidentiality.

Additionally, it can cause a denial of service condition, disrupting the availability of the affected system or application.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

I don't know

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-2243. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart