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...

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...

ONNX has Null Pointer Dereference in Upsample Version Converter Adapter (Zero Inputs)

Summary Null pointer dereference SIGSEGV in Upsample67::adaptupsample67 onnx/versionconverter/adapters/upsample67.h:31 when convertversion processes a model with an Upsample node that has zero inputs. The adapter accesses node-inputs0-sizes without checking input count. 107-byte PoC crashes on...