CVE-2023-42449

Hydra is the two-layer scalability solution for Cardano. Prior to version 0.13.0, it is possible for a malicious head initializer to extract one or more PTs for the head they are initializing due to incorrect data validation logic in the head token minting policy which then results in an flawed...

Consensus Halt

github.com/cosmos/cosmos-sdk encounters a consensus halt. An attacker with the ability to send transactions on any chain with the authz module enabled can halt that chain using many Grants, with different but close expiration times as it uses non-deterministic behaviour in a ValidateBasic method ...