fix: remove TOCTOU race in RunState.load - #3839
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Quratulain-bilal wants to merge 1 commit into
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Remove exists() check before open() and catch FileNotFoundError directly. This prevents a race where the file is deleted between check and open, while preserving the descriptive error message.
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Summary
Remove
exists()check beforeopen()and catchFileNotFoundErrordirectly to prevent TOCTOU race.Changes
engine.py: Replaced exists()+open() with open() wrapped in try/except FileNotFoundError