| Package | Affected versions | Patched versions |
|---|---|---|
| rack | ≥ 2.0.4, < 2.0.6 | 2.0.6 |
| rack | = 2.0.4= 2.0.5 |
There is a possible DoS vulnerability in the multipart parser in Rack before 2.0.6. Specially crafted requests can cause the multipart parser to enter a pathological state, causing the parser to use CPU resources disproportionate to the request size.
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