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avro-dos-poc
WolfpackArmy/avro-dos-poc
avro-dos-poc is a machine learning model from WolfpackArmy. Use it for the machine learning task on the model card, and read the license before you ship it in a product.
DoS via Deep Nested Schema and Field Explosion in Avro model/data files
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Public
Updated Apr 12, 2026
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.avro397 KB · 99%
At a glance
- Access
- Public
- Created
- Apr 12, 2026
- Updated
- Apr 12, 2026
- SHA
- 94da3d61
Model card
From the Hugging Face model README
Avro Model File Vulnerability PoC
Vulnerability
DoS via Deep Nested Schema and Field Explosion in Avro model/data files
Files
poc_deep_schema.avro— 100-level nested record schema causing recursive parsing overheadpoc_many_fields.avro— 10,000 fields in schema causing memory/CPU exhaustionbenign.avro— Clean file for comparison
Reproduce
import fastavro
with open('poc_deep_schema.avro', 'rb') as f:
reader = fastavro.reader(f) # Schema parsing overhead from 100-level nesting
- Created
- Apr 12, 2026
- Updated
- Apr 12, 2026