Heap-based buffer overflow in Fast DDS - CVE-2024-30259
Published: April 9, 2026
Vulnerability identifier: #VU125736
CSH Severity: High
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-30259
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to heap-based buffer overflow in the RTPS packet parser when parsing malformed RTPS packets. A remote attacker can send a specially crafted RTPS packet to cause a denial of service.
The issue is triggered on a subscriber when processing malformed PID_RELIABILITY_ENABLED serialized data from a publisher.
Affected software
Fast DDS
How to mitigate CVE-2024-30259
Install security update from vendor's website.
Fast DDS - addressed in versions 2.6.8, 2.10.4, 2.13.5, 2.14.1