TorchScript Forward Pre-Hook Hidden Path
Defensive validation / triage only.
This PoC shows that a crafted TorchScript artifact can preserve a benign
forward() body while changing only the module(...) call path through
serialized forward pre-hook metadata.
Files:
model/clean_jit_hook.pt: clean controlmodel/evil_jit_hook.pt: crafted artifact with serialized pre-hookmodel/build-meta.json: hashes and generation metadatareproduce/replay_jit_prehook.py: replay script formodule(...)vsforward(...)
Quick repro:
python reproduce/replay_jit_prehook.py \
--clean model/clean_jit_hook.pt \
--crafted model/evil_jit_hook.pt
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