NRDAX-T0097 - gRPC/H2 Multiplexing OOM

memory_amp · active · first seen 2026-07-03

provenance: Reproduced in NullRabbit's attack-reproduction pipeline

mechanism

NullRabbit measurement (gRPC/h2 multiplex DoS).

research

In-depth write-ups of this attack on nullrabbit.ai.

Iota Node Grpc Unbounded Http2 Streams Oom ↗

instances (1)

chain	primitive	fidelity	origin	reproducer (bundle)	source
iota	iota_grpc_h2_multiplex_oom	lab	NullRabbit Labs	iota_grpc_h2_multiplex_oom	github.com ↗

related (memory_amp)

NRDAX-T0023 - Coalesced Packet Buffer Leak active NRDAX-T0025 - Compact Block Size Integer Overflow active NRDAX-T0038 - Count Underflow Header Serving Amplification active NRDAX-T0042 - Crypto Frame Reassembly Buffer Exhaustion active NRDAX-T0046 - Decompression Bomb Resource Exhaustion active NRDAX-T0059 - Duplicate Transport Parameter Memory Leak active NRDAX-T0061 - Duplicate Tx Mempool Index Desync active NRDAX-T0071 - Ethash Verification Memory Exhaustion active

cite

https://nrdax.com/techniques/NRDAX-T0097

plain

NRDAX Registry. Technique NRDAX-T0097.

bibtex

@misc{nrdax_NRDAX_T0097,
  title = {gRPC/H2 Multiplexing OOM (NRDAX-T0097)},
  howpublished = {NRDAX Registry},
  url = {https://nrdax.com/techniques/NRDAX-T0097},
}

json (csl)

{
  "id": "nrdax-NRDAX-T0097",
  "type": "dataset",
  "title": "gRPC/H2 Multiplexing OOM (NRDAX-T0097)",
  "URL": "https://nrdax.com/techniques/NRDAX-T0097",
  "publisher": "NRDAX Registry"
}