Review rev_ee5347ca92ba436b8cc3d98da7ecab7a

{
  "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/kyber/pqcrystals_kyber_ref_common/polyvec.h",
      "hash": "blake3:45271533922ed269f84fbced4ea052035bce782c0bedd9fe7009d797c1e7ff5c",
      "summary": "Reviewed `aws-lc/crypto/kyber/pqcrystals_kyber_ref_common/polyvec.h`, which is a pure C header declaring Kyber polyvec data structures and arithmetic/serialization entry points. I found no concrete malicious or supply-chain indicators in this file: there are no install hooks, network or exfiltration logic, credential access, dynamic code loading, obfuscation, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/kyber/pqcrystals_kyber_ref_common/reduce.c",
      "hash": "blake3:eb1c3a6a689e3a515f31bb2c05525082950d95fb1a926665c21decc042e31e9e",
      "summary": "This file contains two small Kyber modular-arithmetic helpers, `montgomery_reduce` and `barrett_reduce`, with no install hooks, network/exfiltration, secret access, dynamic loading, obfuscation, or persistence behavior in the target file. I did not find any concrete evidence of supply-chain compromise or malicious payload handling here.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/kyber/pqcrystals_kyber_ref_common/reduce.h",
      "hash": "blake3:65f1739c162983259dcfcdcbd1f691e65716c8e23810a76c72a6c4b117968e69",
      "summary": "The target file is a small C header that defines Kyber reduction constants and declares `montgomery_reduce` and `barrett_reduce` symbols. I checked it for install-time hooks, network/exfiltration, 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/kyber/pqcrystals_kyber_ref_common/symmetric-shake.c",
      "hash": "blake3:577a1f29bab4c71b88bb5744a0e3374f3c273e118ce868425e83738ed58315d1",
      "summary": "Reviewed the Kyber SHAKE128 absorb and SHAKE256 PRF wrapper functions in this file. The code only copies fixed-length inputs into stack buffers and forwards them to local SHAKE primitives; I found no concrete indicators of install hooks, network/exfiltration, credential access, dynamic code loading, obfuscation, or persistence.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/kyber/pqcrystals_kyber_ref_common/symmetric.h",
      "hash": "blake3:81bab6dd71733743dd2a15c04dfb22b0f3b1832d4e66dd1467cd43d02ff815be",
      "summary": "This header only defines Kyber symmetric-primitive aliases and function prototypes for the 90s/AES-CTR and SHAKE/SHA-3 variants. I checked for install hooks, network or exfiltration paths, credential access, dynamic code loading, obfuscation, and persistence behavior, and found no concrete malicious or supply-chain indicators in the file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}