CVE Database›Document archive›CVE-2024-44940

CVE-2024-44940

kernel: fou: remove warn in gue_gro_receive on unsupported protocol

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · August 26, 2024

Updated · September 13, 2026

Description

A flaw was found in the Linux kernel's network handling, specifically within the Generic UDP Encapsulation (GUE) Generic Receive Offload (GRO) function. A remote attacker could exploit this by sending specially crafted network packets containing unsupported encapsulated protocols. This could trigger a system warning, potentially leading to a Denial of Service (DoS) by causing system instability. There is also a limited potential for information disclosure related to IP protocol metadata.

Statement

This flaw does not seems to be impacting C and I of the kernel metadata, this could impact confidentiality (if it does) should be limited to IP protocol metadata only.

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

CWE-20 · Improper Input Validation