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CVE-2024-46834

kernel: ethtool: fail closed if we can't get max channel used in indirection tables

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · September 27, 2024

Updated · October 29, 2026

Description

A flaw was found in the Linux kernel's ethtool component. This vulnerability occurs when the indirection table contains channels with out-of-bounds identifiers, which can happen if the driver fails to fetch the indirection table or allocate memory. This can lead to a system crash, resulting in a denial of service.

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-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer