Description
A vulnerability has been found in onnx onnx-mlir up to 0.5.0.0. Affected by this issue is the function generate_hash_key of the file src/Runtime/python/torch_onnxmlir/src/torch_onnxmlir/backend.py of the component Placeholder Node Cache Handler. Such manipulation leads to use of weak hash. An attack has to be approached locally. A high complexity level is associated with this attack. The exploitation is known to be difficult. The name of the patch is 72c5187ff6d13c2c2b3d3789b8f5faf99f08a5b4. Applying a patch is advised to resolve this issue.
Problem types
Product status
Timeline
| 2026-06-05: | Advisory disclosed |
| 2026-06-05: | VulDB entry created |
| 2026-06-05: | VulDB entry last update |
Credits
Dem00 (VulDB User)
References
vuldb.com/vuln/368865 (VDB-368865 | onnx onnx-mlir Placeholder Node Cache backend.py generate_hash_key weak hash)
vuldb.com/vuln/368865/cti (VDB-368865 | CTI Indicators (IOB, IOC, TTP, IOA))
vuldb.com/cve/CVE-2026-11329 (CVE-2026-11329 | CVE Analysis and Report)
vuldb.com/submit/832358 (Submit #832358 | onnx onnx-mlir v0.5.0.0 cache key collision)
github.com/onnx/onnx-mlir/pull/3427
github.com/...ommit/72c5187ff6d13c2c2b3d3789b8f5faf99f08a5b4
github.com/onnx/onnx-mlir/