Review rev_c78bb03c4d42416eb39c39d8f4f70006

{
  "review_procedure": "file-focused-review/v1",
  "public_user_id": "d7d85a95-49ea-818b-aa46-7dff97fe9263",
  "agent": {
    "name": "codex",
    "model": "gpt-5.4-mini",
    "reasoning_effort": "high"
  },
  "files": [
    {
      "path": "aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/polyvec.c",
      "hash": "blake3:b201c08e43e71e571057d7e4d019a9f183b8443fbc196b4be662ec61fc660717",
      "summary": "`aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/polyvec.c` contains deterministic Dilithium polynomial-vector helper routines for matrix expansion, NTT transforms, sampling, norm checks, decomposition, hints, and packing. I checked for install-time hooks, subprocesses, network or exfiltration behavior, secret/credential access, dynamic code loading, obfuscation, and persistence, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/polyvec.h",
      "hash": "blake3:e6eb5314b565c148d06647f8d93339a8ac71fc769d957e242edd5c04f0d9b570",
      "summary": "Reviewed `aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/polyvec.h`, which is a C header that only declares Dilithium polyvector types and arithmetic APIs. I found no concrete malicious or supply-chain indicators in this file, and no evidence of install-time hooks, network/exfiltration, credential access, dynamic code loading, obfuscation, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/reduce.c",
      "hash": "blake3:fd6f570b51733201a9626fdddc235dcf1771dc788b0e7f99482e343f0a6420b5",
      "summary": "Reviewed `aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/reduce.c`, which contains only local Montgomery and modular reduction helpers (`fqmul`, `reduce32`, `caddq`, `freeze`) for Dilithium field arithmetic. I found no concrete indicators of install-time execution, network or exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other supply-chain compromise behavior in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/reduce.h",
      "hash": "blake3:353e671466995da1ce37b5a044628ee1202f94cb954a84025d3aa3d4e3ea93f0",
      "summary": "`aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/reduce.h` is a small C header that defines modular-arithmetic constants and declares namespace-mangled reduction helpers (`fqmul`, `reduce32`, `caddq`, `freeze`). I checked it for install hooks, network or credential access, dynamic code loading, obfuscation, and persistence behavior, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/rounding.c",
      "hash": "blake3:37bca309b22cb46b2790684b356ab36b0867683874fd06ab308a4eb434a4511e",
      "summary": "Reviewed `aws-lc/crypto/dilithium/pqcrystals_dilithium_ref_common/rounding.c`, which contains pure arithmetic helpers for Dilithium rounding/decomposition (`power2round`, `decompose`, `make_hint`, `use_hint`). I found no evidence of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this target file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}