A path traversal vulnerability (CVE-2024-5187, CVSS 8.8 HIGH) in the ONNX library allows arbitrary file overwrite via a specially crafted model archive during extraction. The vulnerability affects ONNX version 1.16.0, as per authoritative NVD data. The article indicates fixes are available for Ubuntu 24.04 LTS via specific package updates but does not provide a definitive fixed upstream version number.
Ubuntu Security Notices USN-8307-1 USN-8307-1: ONNX vulnerability Publication date 26 May 2026 Overview ONNX could be made to overwrite arbitrary files if a user downloaded a specially crafted model archive. Releases 24.04 LTS Open side navigation Close side navigation Packages Details Update instructions References Packages onnx - Open Neural Network Exchange Details It was discovered that ONNX did not properly validate paths when extracting tar archives during model downloads. An attacker could possibly use this issue to overwrite arbitrary files on the system. It was discovered that ONNX did not properly validate paths when extracting tar archives during model downloads. An attacker could possibly use this issue to overwrite arbitrary files on the system. Update instructions In general, a standard system update will make all the necessary changes. Learn more about how to get the fixes. The problem can be corrected by updating your system to the following package versions: Ubuntu Release Package Version 24.04 LTS noble libonnx1t64 – 1.14.1-2.1ubuntu0.1~esm1 Ubuntu Pro Fix available with Ubuntu Pro via ESM Apps. A community fix might become publicly available in the future. python3-onnx – 1.14.1-2.1ubuntu0.1~esm1 Ubuntu Pro Fix available with Ubuntu Pro via ESM Apps. A community fix might become publicly available in the future. Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. Get Ubuntu Pro References CVE-2024-5187 CVE-2024-5187