CVE Database›CVE-2022-48864

CVE-2022-48864

kernel: vdpa/mlx5: add validation for VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET command

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · July 16, 2024

Updated · August 5, 2026

Description

A vulnerability was found in the Linux kernel's vdpa/mlx5 driver. The issue arises when this command is received without validating the number of queue pairs or confirming if multiqueue was negotiated, which could lead to kernel panic due to uninitialized resources if invalid requests are sent by untrusted drivers.

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 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-455 · Non-exit on Failed Initialization