CVE-2026-63632: Out-of-bounds Read

Open Neural Network Exchange ONNX is an open standard for machine learning interoperability. From 1.3.0 until 1.22.0, onnx.versionconverter.convertversion can perform an out-of-bounds read in Gemm76::adaptgemm76 in onnx/versionconverter/adapters/gemm76.h when a Gemm node has input tensors with...

PYSEC-2026-3587 ONNX: Heap-Buffer-Overflow READ in Gemm Version Converter Adapter via Undersized Input Shape

Summary Heap-buffer-overflow READ 16 bytes in Gemm76::adaptgemm76 onnx/versionconverter/adapters/gemm76.h:41 when ConvertVersion processes a model with a Gemm node whose input tensors have fewer than 2 dimensions. The adapter accesses Bshape1 without checking rank. On Release builds the OOB read ...

CVE-2026-44512

A flaw was found in Open Neural Network Exchange ONNX, an open standard for machine learning interoperability. This vulnerability allows a remote attacker to cause an unrecoverable denial of service DoS by providing a specially crafted untrusted model. The flaw occurs when the...

DEBIAN-CVE-2026-44512

Open Neural Network Exchange ONNX is an open standard for machine learning interoperability. From 1.9.0 before 1.22.0, onnx.versionconverter.convertversion can dereference a null pointer in Upsample67::adaptupsample67 in onnx/versionconverter/adapters/upsample67.h when processing an untrusted mod...

UBUNTU-CVE-2026-44512

Open Neural Network Exchange ONNX is an open standard for machine learning interoperability. From 1.9.0 before 1.22.0, onnx.versionconverter.convertversion can dereference a null pointer in Upsample67::adaptupsample67 in onnx/versionconverter/adapters/upsample67.h when processing an untrusted mod...

CVE-2026-44512: NULL Pointer Dereference

Open Neural Network Exchange ONNX is an open standard for machine learning interoperability. From 1.9.0 before 1.22.0, onnx.versionconverter.convertversion can dereference a null pointer in Upsample67::adaptupsample67 in onnx/versionconverter/adapters/upsample67.h when processing an untrusted mod...

Out-of-bounds Read

Overview onnx is an Open Neural Network Exchange Affected versions of this package are vulnerable to Out-of-bounds Read through convPoolShapeInferenceopset19 in onnx/defs/nn/old.cc. An attacker can trigger the flaw by supplying a malformed convolution or pooling model that reaches the...

CVE-2026-14647

A weakness has been identified in onnx up to 1.21.x. This vulnerability affects the function convPoolShapeInferenceopset19 of the file onnx/defs/nn/old.cc of the component onnxruntime. This manipulation causes out-of-bounds read. It is possible to initiate the attack remotely. The exploit has bee...

PT-2026-55726

Name of the Vulnerable Software and Affected Versions onnx versions prior to 1.22.0 Description A weakness in the onnxruntime component allows for a remote out-of-bounds read. This occurs within the convPoolShapeInference opset19 function located in the onnx/defs/nn/old.cc file. Recommendations...

ONNX-MLIR 安全漏洞

ONNX-MLIR is an open-source compiler tool developed by Open Neural Network Exchange that converts ONNX graphs into efficient code. Versions of ONNX-MLIR prior to 0.5.0.0 contained security vulnerabilities. These vulnerabilities stemmed from the use of a weak hash function in the generatehashkey...

Security Bulletin: IBM Maximo Application Suite - Monitor Component uses onnx-1.20.1-cp311-cp311-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl which is vulnerable to CVE-2026-28500.

Summary IBM Maximo Application Suite - Monitor Component uses onnx-1.20.1-cp311-cp311-manylinux227x8664.manylinux228x8664.whl which is vulnerable to CVE-2026-28500. This bulletin contains information addressing the vulnerability. Vulnerability Details CVEID:CVE-2026-28500 DESCRIPTION: Open Neural...

CVE-2026-40979

In Spring AI, having access to a shared environment can expose the ONNX model used by the application. Affected versions: Spring AI: 1.0.0 - 1.0.5 fixed in 1.0.6, 1.1.0 - 1.1.4 fixed in 1.1.5...

EUVD-2026-26012

In Spring AI, having access to a shared environment can expose the ONNX model used by the application. Affected versions: Spring AI: 1.0.0 - 1.0.5 fixed in 1.0.6, 1.1.0 - 1.1.4 fixed in 1.1.5...

VMware Spring AI 安全漏洞

VMware Spring AI is a development framework by the American company VMware, which integrates artificial intelligence and large language model capabilities into the Spring ecosystem. Versions 1.0.0 to 1.0.5, as well as 1.1.0 to 1.1.4 of VMware Spring AI, have security vulnerabilities. These...

ONNX: Malicious ONNX models can crash servers by exploiting unprotected object settings.

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Linux Distros Unpatched Vulnerability : CVE-2026-34445

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Open Neural Network Exchange ONNX is an open standard for machine learning interoperability. Prior to version 1.21.0, the ExternalDataInfo class in ONNX was usi...

SUSE CVE-2026-34445

Open Neural Network Exchange ONNX is an open standard for machine learning interoperability. Prior to version 1.21.0, the ExternalDataInfo class in ONNX was using Python's setattr function to load metadata like file paths or data lengths directly from an ONNX model file. It didn't check if the...

CVE-2026-34446

A flaw was found in Open Neural Network Exchange ONNX, an open standard for machine learning interoperability. The onnx.load function, which is used to load machine learning models, does not correctly handle hardlinks. This vulnerability could allow an attacker to create a specially crafted ONNX...

EUVD-2026-17989

ONNX: External Data Symlink Traversal...

GHSA-CMW6-HCPP-C6JP ONNX: Arbitrary File Read via ExternalData Hardlink Bypass in ONNX load

Summary The issue is in onnx.load — the code checks for symlinks to prevent path traversal, but completely misses hardlinks, which is the problem, since a hardlink looks exactly like a regular file on the filesystem. The Real Problem The validator in onnx/checker.cc only calls issymlink and never...