CVE-2024-56318

HIGH

Matter < 27ca6ec - Denial of Service via Zero MessageSize TCP Packet

Title source: llm
STIX 2.1

Description

In raw\TCP.cpp in Matter (aka connectedhomeip or Project CHIP) through 1.4.0.0 before 27ca6ec, there is a NULL pointer dereference in TCPBase::ProcessSingleMessage via TCP packets with zero messageSize, leading to denial of service.

References (3)

Core 3

Scores

CVSS v3 7.5
EPSS 0.0056
EPSS Percentile 42.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (1)
Matter/Matter < 27ca6ec
Published Dec 18, 2024
Tracked Since Feb 18, 2026