CVE Database›Document archive›CVE-2024-5564

CVE-2024-5564

libndp: buffer overflow in route information length field

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Severity

Important

Red Hat Product Security

8.1

CVSS 3.1

Review impact separately from score.

Published · May 31, 2024

Updated · November 21, 2025

Description

A vulnerability was found in libndp. This flaw allows a local malicious user to cause a buffer overflow in NetworkManager, triggered by sending a malformed IPv6 router advertisement packet. This issue occurred as libndp was not correctly validating the route length information.

Statement

Red Hat rates this as an Important severity, as a local attacker may gain enough information to jeopardize the environment's confidentiality, integrity and availability.

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

Currently there is no mitigation available for this vulnerability. Please make sure to update as the fixes become available.

CVSS / CWE

CVSS 3.1 · 8.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')