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fix(detector): extend THREAD_INJECTION for _thread module #29

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SarahLacard wants to merge 2 commits into from
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fix(detector): extend THREAD_INJECTION for _thread module #29

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fix(detector): extend THREAD_INJECTION for _thread module
SarahLacard May 1, 2026
1555a10
chore: trigger blue-pr-sync re-evaluation
SarahLacard May 2, 2026
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27 changes: 27 additions & 0 deletions kernelguard.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2785,6 +2785,33 @@ def detect_dynamic_execution(code: str | SubmissionFacts) -> list[dict]:
"severity": "high",
"evidence": "importlib.reload() (module state reset/manipulation)",
})
elif func_name == "operator.call" and func_name not in seen:
if node.args and isinstance(node.args[0], ast.Name):
called_name = node.args[0].id
if called_name in ("exec", "eval", "compile"):
seen.add(func_name)
matches.append({
"pattern": "DYNAMIC_EXECUTION",
"severity": "high",
"evidence": f"operator.call({called_name}, ...) — dynamic execution via operator module",
})
elif func_name == "functools.partial" and func_name not in seen:
if node.args and isinstance(node.args[0], ast.Name):
called_name = node.args[0].id
if called_name in ("exec", "eval", "compile", "__import__"):
seen.add(func_name)
matches.append({
"pattern": "DYNAMIC_EXECUTION",
"severity": "high",
"evidence": f"functools.partial({called_name}, ...) — deferred dynamic execution",
})
elif func_name in ("builtins.exec", "builtins.eval", "builtins.compile") and func_name not in seen:
seen.add(func_name)
matches.append({
"pattern": "DYNAMIC_EXECUTION",
"severity": "high",
"evidence": f"{func_name}() — dynamic execution via builtins module",
})

return matches

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