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CVE-2023-40360

QEMU: NVMe: NULL pointer dereference in nvme_directive_receive()

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Severity

Moderate

Red Hat Product Security

6

CVSS 3.1

Review impact separately from score.

Published · August 6, 2023

Updated · June 28, 2026

Description

A flaw was found in the virtual nvme device in QEMU. The nvme_directive_receive() function does not check if an endurance group has been configured (set) prior to testing if flexible data placement is enabled, potentially leading to a NULL pointer dereference issue.

Statement

The qemu-kvm packages as shipped with Red Hat Enterprise Linux are not affected by this flaw as they do not include support for NVMe emulation.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference