Aufs is an implementation of the Unionfs file system, which allows layering multiple file systems over each other to form a single directory tree. One of the most useful applications is mounting a read-write layer over another file system to get a read-write file system whose modifications are internally stored in the added layer without touching the original file system. Comes in especially handy when installing bloatware applications that ignore the packaging rules of your distributions and write its files everywhere.
Compared to other Unionfs implementations, aufs just works :-) ...
There are no reported vulnerabilities
30 Day SummaryAug 20 2026 — Sep 19 2026
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12 Month SummarySep 19 2025 — Sep 19 2026
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