Consensus failure for 0.43.x and 0.44.{0,1} users.
Funds and balances are safe.
0.44.2
Manually patch the code.
Full details posted in https://forum.cosmos.network/t/cosmos-sdk-vulnerability-retrospective-security-advisory-jackfruit-october-12-2021/5349.
forum.cosmos.network/t/cosmos-sdk-vulnerability-retrospective-security-advisory-jackfruit-october-12-2021/5349
github.com/cosmos/cosmos-sdk
github.com/cosmos/cosmos-sdk/commit/68ab790a761e80d3674f821794cf18ccbfed45ee
github.com/cosmos/cosmos-sdk/releases/tag/v0.44.2
github.com/cosmos/cosmos-sdk/security/advisories/GHSA-2p6r-37p9-89p2
nvd.nist.gov/vuln/detail/CVE-2021-41135