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orc-dos-poc – AI Model by WolfpackArmy | AlphaNeural AI

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WolfpackArmy/
orc-dos-poc

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ORC Model File Vulnerability PoC

Vulnerability

DoS via OOM Footer Bomb and Stripe Metadata Bloat in ORC files

Files

poc_oom_footer.orc — 56 bytes, postscript claims ~2GB footer causing OOM on read
poc_many_stripes.orc — 24KB, 1000 fake stripes causing metadata parsing overhead
benign.orc — Clean file for comparison

Reproduce

python

import pyorc
with open('poc_oom_footer.orc', 'rb') as f:
    reader = pyorc.Reader(f)  # Attempts ~2GB allocation for footer