CVE-2026-2243

Feb. 20, 2026, 1:49 p.m.

5.1
Medium

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).

Product(s) Impacted

Vendor Product Versions
Qcow2
  • Qemu
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-125
Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.

*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 qcow2 qemu / / / / / / / /

References

https://access.redhat.com/security/cve/CVE-2026-2243
https://bugzilla.redhat.com/show_bug.cgi?id=2440934

Tags

[email protected]
CWE-125
2026-02-19
CVE-2026-2243

CVSS Score

5.1 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: LOW
  • Integrity Impact: NONE
  • Availability Impact: LOW

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

    View Vector String

Timeline

Published: Feb. 19, 2026, 6:25 p.m.
Last Modified: Feb. 20, 2026, 1:49 p.m.

Status : Awaiting Analysis

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.