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Vulnerabilities CVE-2026-2243

CVE-2026-2243

Medium
Open
TLP:CLEAR

Qemu-kvm: heap buffer out-of-bounds read in vmdk compressed grain parsing

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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).

Details

CVSS Score
5.1
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Confidence
90%
Published
Feb 19, 2026
Last Modified
Aug 21, 2026
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