CVE-2026-2243

CVE Details

Release Date:	2026-02-19
Impact:	Low	What is this?

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).

See more information about CVE-2026-2243 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	5.1
Vector String:	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Version:	3.1
Attack Vector:	Local
Attack Complexity:	Low
Privileges Required:	None
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	Low
Integrity Impact:	None
Availability Impact:	Low

Errata information

Platform	Errata	Release Date
Oracle Linux version 8 (hivex)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (libguestfs)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (libguestfs-winsupport)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (libiscsi)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (libnbd)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (libtpms)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (libvirt)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (libvirt-dbus)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (libvirt-python)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (nbdkit)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (netcf)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (perl-Sys-Virt)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (qemu-kvm)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (seabios)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (sgabios)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (supermin)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (swtpm)	ELSA-2026-50239	2026-04-24
Oracle Linux version 8 (virt-v2v)	ELSA-2026-50239	2026-04-24
Oracle Linux version 9 (qemu-kvm)	ELSA-2026-50241	2026-04-24