Linux Distros Unpatched Vulnerability : CVE-2026-63632

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. From 1.3.0 until 1.22.0, onnx.versionconverter.convertversion can...

CVE-2026-63632 ONNX: Heap-Buffer-Overflow READ in Gemm Version Converter Adapter via Undersized Input Shape

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...

EUVD-2026-60944

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...

CVE-2026-63632 ONNX: Heap-Buffer-Overflow READ in Gemm Version Converter Adapter via Undersized Input Shape

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...

CVE-2026-63632

onnx versions 1.3.0–1.22.0 have an unchecked rank access in Gemm_7_6::adapt_gemm_7_6() (gemm_7_6.h:41) when downgrading opset 7→6; a Gemm node with undersized input tensors triggers a 16-byte heap-buffer-overflow READ. A working 186-byte PoC exists. Upgrade to onnx ≥1.22.0.

CVE-2026-63632

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...

CVE-2026-63632

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 ...

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

SummaryHeap-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 i...

Out-of-bounds Read

Overview onnx is an Open Neural Network Exchange Affected versions of this package are vulnerable to Out-of-bounds Read in the adaptgemm76 function when processing input tensors with fewer than two dimensions. An attacker can cause a crash or potentially leak adjacent heap memory by providing a...

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 ...

GHSA-P893-RVQ9-2XF9 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 ...

PT-2026-64405

Name of the Vulnerable Software and Affected Versions onnx affected versions not specified Description A heap-buffer-overflow read occurs in the Gemm 7 6::adapt gemm 7 6 function when ConvertVersion processes a model containing a Gemm node with input tensors having fewer than two dimensions. The...

DEBIAN-CVE-2018-20541

There is a heap-based buffer overflow in libxsmmsparsecscreader at generatorspgemmcscreader.c in LIBXSMM 1.10, a different vulnerability than CVE-2018-20542 which is in a different part of the source code and is seen at different addresses...