Improper Input Validation Affecting github.com/filecoin-project/lotus/chain/gen package, versions <1.5.0
Proof of concept
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23 May 2021
21 May 2021
How to fix?
github.com/filecoin-project/lotus/chain/gen to version 1.5.0 or higher.
Affected versions of this package are vulnerable to Improper Input Validation. The ffi uses blst as the signature backend, matching the existing functionality. This allows to simplify the ffi contexts, and remove the git submodule for blst.