Sourced from filelock's releases.

3.20.3

What's Changed

• Fix TOCTOU symlink vulnerability in SoftFileLock by @​gaborbernat in tox-dev/filelock#465

Full Changelog: https://github.com/tox-dev/filelock/compare/3.20.2...3.20.3

Sourced from filelock's changelog.

########### Changelog ###########

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3.24.3 (2026-02-19)

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• 🐛 fix(unix): handle ENOENT race on FUSE/NFS during acquire :pr:495
• 🐛 fix(ci): add trailing blank line after changelog entries :pr:492

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3.24.2 (2026-02-16)

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• 🐛 fix(rw): close sqlite3 cursors and skip SoftFileLock Windows race :pr:491
• 🐛 fix(test): resolve flaky write non-starvation test :pr:490
• 📝 docs: restructure using Diataxis framework :pr:489

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3.24.1 (2026-02-15)

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• 🐛 fix(soft): resolve Windows deadlock and test race condition :pr:488

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3.24.0 (2026-02-14)

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• ✨ feat(lock): add lifetime parameter for lock expiration (#68) :pr:486
• ✨ feat(lock): add cancel_check to acquire (#309) :pr:487
• 🐛 fix(api): detect same-thread self-deadlock :pr:481
• ✨ feat(mode): respect POSIX default ACLs (#378) :pr:483
• 🐛 fix(win): eliminate lock file race in threaded usage :pr:484
• ✨ feat(lock): add poll_interval to constructor :pr:482
• 🐛 fix(unix): auto-fallback to SoftFileLock on ENOSYS :pr:480

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3.23.0 (2026-02-14)

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• 📝 docs: move from Unlicense to MIT :pr:479
• 📝 docs: add fasteners to similar libraries :pr:478

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3.22.0 (2026-02-14)

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• 🐛 fix(soft): skip stale detection on Windows :pr:477
• ✨ feat(soft): detect and break stale locks :pr:476

... (truncated)

• 41b42dd Fix TOCTOU symlink vulnerability in SoftFileLock (#465)
• See full diff in compare view

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