Review rev_41efc83840eb48c88414562da465842a

{
  "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/fipsmodule/bn/bytes.c",
      "hash": "blake3:4bf823334c0281009e4f5a65d5044b1c9b971315663865efa8553e12cd961e05",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/bn/bytes.c`, which only implements BIGNUM byte/word conversion and padding helpers. I checked for install hooks, hidden subprocesses, network or credential access, dynamic code loading, obfuscation, persistence, and other supply-chain indicators; none are present in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/bn/cmp.c",
      "hash": "blake3:e1e7e8087bd8230bb9c5b20db228e0fe9d5d8f1f365f59bee1a49af0ac53c78a",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/bn/cmp.c`, which contains BIGNUM comparison and predicate helpers (`BN_cmp`, `BN_ucmp`, `BN_is_zero`, `BN_is_pow2`, and related constant-time word comparison routines). I found no concrete malicious or supply-chain indicators in this file: no install hooks, network or exfiltration logic, credential access, dynamic code loading, obfuscation, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/bn/ctx.c",
      "hash": "blake3:f682e05837cf32a1cb6b1c7eba4585878e787a684b68652b5d7269e0bef1189c",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/bn/ctx.c`, which implements the `BN_CTX` temporary-BIGNUM stack allocator and its push/pop/error-handling logic. I checked for install-time hooks, network or exfiltration behavior, credential or secret access, dynamic code loading, obfuscation, persistence tampering, and hidden subprocess execution; none are present in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}