GHSA-m9c9-mc2h-9wjw: Lodestar snappy checksum issue

January 14, 2025

Unintended permanent chain split affecting greater than or equal to 25% of the network, requiring hard fork (network partition requiring hard fork)

Lodestar does not verify checksum in snappy framing uncompressed chunks.

References

github.com/ChainSafe/lodestar
github.com/ChainSafe/lodestar/commit/18a0d681dbcc51fb2ac9456f31e91f4e31a18300
github.com/ChainSafe/lodestar/security/advisories/GHSA-m9c9-mc2h-9wjw
github.com/advisories/GHSA-m9c9-mc2h-9wjw

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