CVE Database›CVE-2024-40923

CVE-2024-40923

kernel: vmxnet3: disable rx data ring on dma allocation failure

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Severity

Moderate

Red Hat Product Security

4.4

CVSS 3.1

Review impact separately from score.

Published · July 12, 2024

Updated · August 5, 2026

Description

A vulnerability was found in the Linux kernel's vmxnet3 driver in the vmxnet3_rq_create() function, where this issue occurs when memory allocation fails for the RX data ring, leading to an improper reference size that may cause the hypervisor to access invalid memory during packet reception, which can result in kernel crashes.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-99 · Improper Control of Resource Identifiers ('Resource Injection')