| Package | Affected versions | Patched versions |
|---|---|---|
| buildkit | < 0.31.2 | 0.31.2 |
BuildKit's cache mount source= selector on Windows Container on Windows (WCOW) workers does not detect NTFS directory junctions placed inside the cache root. A build authored by an untrusted user on a WCOW-configured BuildKit daemon can read arbitrary host files reachable to the BuildKit daemon process.
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