Resource exhaustion in NetworkManager - CVE-2024-6501

Vulnerability identifier: #VU99353

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-6501

CWE-ID: CWE-400

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when a system running NetworkManager with DEBUG logs enabled and an interface eth1 configured with LLDP enabled. A remote attacker can send a malformed LLDP packet to the application, trigger resource exhaustion and perform a denial of service (DoS) attack.

NetworkManager
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
openEuler
OpenShift API for Data Protection (OADP)
NetworkManager
NetworkManager-bluetooth
NetworkManager-cloud-setup
NetworkManager-debuginfo
NetworkManager-debugsource
NetworkManager-libnm
NetworkManager-libnm-devel
NetworkManager-ppp
NetworkManager-team
NetworkManager-wifi
NetworkManager-wwan
NetworkManager-config-server
NetworkManager-help
NetworkManager (Red Hat package)

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

OpenShift API for Data Protection (OADP) - update to 1.3.4
NetworkManager - update to 1.44.2-3
NetworkManager-bluetooth - update to 1.44.2-3
NetworkManager-cloud-setup - update to 1.44.2-3
NetworkManager-debuginfo - update to 1.44.2-3
NetworkManager-debugsource - update to 1.44.2-3
NetworkManager-libnm - update to 1.44.2-3
NetworkManager-libnm-devel - update to 1.44.2-3
NetworkManager-ppp - update to 1.44.2-3
NetworkManager-team - update to 1.44.2-3
NetworkManager-wifi - update to 1.44.2-3
NetworkManager-wwan - update to 1.44.2-3
NetworkManager-config-server - update to 1.44.2-3
NetworkManager-help - update to 1.44.2-3
NetworkManager (Red Hat package) - update to 1.48.10-2.el9_5

• https://access.redhat.com/security/cve/CVE-2024-6501
• https://bugzilla.redhat.com/show_bug.cgi?id=2295734

• Denial of service in Gnome NetworkManager
• openEuler 24.03 LTS update for NetworkManager
• Red Hat Enterprise Linux 9 update for NetworkManager
• Multiple vulnerabilities in OpenShift API for Data Protection (OADP) 1.3