NRDAX-T0143 - Malformed Field Gossip Before Validation

consensus_abuse · active · first seen 2026-07-07

provenance: Reproduced in NullRabbit's attack-reproduction pipeline

mechanism

GHSA-hrhf-2vcr-ghch (ASA-2025-003): a BitArray whose declared Bits does not match its Elems count (len(Elems) != ceil(Bits/64)) is processed in an invalid state and gossiped to peers before validation

instances (2)

chain	primitive	fidelity	origin	reproducer (bundle)	source
cosmos	cometbft_bitarray_mismatch	lab	reverse-engineered-cve	cometbft_bitarray_mismatch	https://github.com/cometbft/cometbft/security/advisories/GHSA-hrhf-2vcr-ghch ↗
cosmos	cometbft_blockpart_mismatch	lab	reverse-engineered-cve	cometbft_blockpart_mismatch	https://github.com/advisories/GHSA-r3r4-g7hq-pq4f ↗

related (consensus_abuse)

NRDAX-T0024 - Compact Block FillBlock Duplicate Crash active NRDAX-T0056 - Duplicate Input Validation-Bypass Crash active NRDAX-T0165 - Missing Zero-Guard Divide-By-Zero Halt active NRDAX-T0202 - Peer Timestamp Skew Manipulation active NRDAX-T0207 - Pre-Verify Gossip Flood active NRDAX-T0211 - Premature Processing Index-Out-Of-Range Panic active NRDAX-T0298 - Timestamp Integer Overflow Netsplit active NRDAX-T0307 - Transaction Malleability active

cite

https://nrdax.com/techniques/NRDAX-T0143

plain

NRDAX Registry. Technique NRDAX-T0143.

bibtex

@misc{nrdax_NRDAX_T0143,
  title = {Malformed Field Gossip Before Validation (NRDAX-T0143)},
  howpublished = {NRDAX Registry},
  url = {https://nrdax.com/techniques/NRDAX-T0143},
}

json (csl)

{
  "id": "nrdax-NRDAX-T0143",
  "type": "dataset",
  "title": "Malformed Field Gossip Before Validation (NRDAX-T0143)",
  "URL": "https://nrdax.com/techniques/NRDAX-T0143",
  "publisher": "NRDAX Registry"
}