Missing Fix for a Known Nil Pointer Issue

[Hellobloc]

The code is missing a fix for the Comebft vulnerability because, in certain situations, receiving a malicious vote message can cause a malicious index to exceed the limit, leading to a null pointer panic.

sei-tendermint/internal/consensus/state.go

Line 2684 in 57e0107

if err := vote.VerifyExtension(cs.state.ChainID, val.PubKey); err != nil {

Ref

https://github.com/cometbft/cometbft/pull/4441/files#diff-51109119207cf15f4491c8288086704e22a037357ad6ebc68a3b24b4818904fdL2194

cometbft/cometbft#4441

GHSA-p7mv-53f2-4cwj