CVE-2024-6501

Publication date 9 July 2024

Last updated 16 December 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A flaw was found in NetworkManager. When a system running NetworkManager with DEBUG logs enabled and an interface eth1 configured with LLDP enabled, a malicious user could inject a malformed LLDP packet. NetworkManager would crash, leading to a denial of service.

Read the notes from the security team

Why is this CVE low priority?

DoS only when DEBUG and LLDP are enabled

Learn more about Ubuntu priority

Status

Show unmaintained releases

Package	Ubuntu Release	Status
network-manager	25.10 questing	Not affected
	25.04 plucky	Not affected
	24.10 oracular	Ignored end of life, was needs-triage
	24.04 LTS noble	Vulnerable
	23.10 mantic	Ignored end of life, was needs-triage
	22.04 LTS jammy	Not affected
	20.04 LTS focal	Not affected
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Not affected

Notes

mdeslaur

introduced in 1.41.4, fixed in 1.49.5

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
network-manager	Upstream: 79c1f8c

Severity score breakdown

Parameter	Value
Base score	3.1 · Low
Attack vector	Network
Attack complexity	High
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L