GHSA-QX2Q-88MX-VHG7 Fiber Crashes in BodyParser Due to Unvalidated Large Slice Index in Decoder

Description When using Fiber's Ctx.BodyParser to parse form data containing a large numeric key that represents a slice index e.g., test.18446744073704, the application crashes due to an out-of-bounds slice allocation in the underlying schema decoder. The root cause is that the decoder attempts t...