Zebra has block suppression via NU5 same-header body poisoning of sent-hash cache

Description Am I affected You are affected if: 1. You run any version of zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections network.listenaddr is set, which is the default. 3. Your node processes blocks past the checkpoint height non-finalized state is active. All...

PT-2026-55472

Name of the Vulnerable Software and Affected Versions ZEBRA versions prior to 4.5.0 Description A remote unauthenticated P2P peer can stall a Zcash node by racing an invalid block body against a valid canonical body for the same block header hash. This is possible because ZIP-244 allows an attack...