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[USN-8307-1] ONNX vulnerability

Posted on 26 May 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-8307-1
May 26, 2026

onnx vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 24.04 LTS

Summary:

ONNX could be made to overwrite arbitrary files if a user downloaded a
specially crafted model archive.

Software Description:
- 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.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 24.04 LTS
libonnx1t64 1.14.1-2.1ubuntu0.1~esm1
Available with Ubuntu Pro
python3-onnx 1.14.1-2.1ubuntu0.1~esm1
Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-8307-1
CVE-2024-5187

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