CVE-2026-11329
onnx onnx-mlir Placeholder Node Cache backend.py generate_hash_key weak hash
- State
- Published
- Severity
- 2.0 Low
- Published
- Jun 5, 2026
- Updated
- Jun 8, 2026
- Reserved
- Jun 5, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.0 Low | CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X | VulDB |
| 3.1 | 3.6 Low | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C | VulDB |
| 3.0 | 3.6 Low | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C | VulDB |
| 2.0 | 2.4 Low | AV:L/AC:H/Au:S/C:N/I:P/A:P/E:ND/RL:OF/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
onnx-mlironnx |
|
References
- VDB-368865 | onnx onnx-mlir Placeholder Node Cache backend.py generate_hash_key weak hashvdb-entrytechnical-description
- VDB-368865 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-11329 | CVE Analysis and Reportthird-party-advisory
- Submit #832358 | onnx onnx-mlir v0.5.0.0 cache key collisionthird-party-advisory
- https://github.com/onnx/onnx-mlir/pull/3427issue-trackingpatch
- https://github.com/onnx/onnx-mlir/commit/72c5187ff6d13c2c2b3d3789b8f5faf99f08a5b4patch
- https://github.com/onnx/onnx-mlir/product
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