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fix: eliminate TOCTOU race in yamlio.load_yaml() #3909

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fix: eliminate TOCTOU race in yamlio.load_yaml() #3909

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4 changes: 2 additions & 2 deletions src/specify_cli/bundler/lib/yamlio.py
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Original file line number Diff line number Diff line change
Expand Up @@ -54,10 +54,10 @@ def load_yaml(path: Path) -> Any:
caller to reject.
"""
path = Path(path)
if not path.exists():
raise BundlerError(f"File not found: {path}")
try:
text = path.read_text(encoding="utf-8")
except FileNotFoundError:
raise BundlerError(f"File not found: {path}") from None
except (OSError, UnicodeError) as exc:
# A non-UTF-8 file raises UnicodeDecodeError, which is a ValueError --
# NOT an OSError -- so it escaped this module's "IO failures degrade
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