Review rev_dfe336e9b9874fd490626f70ae13de19

{
  "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/bytestring/cbs.c",
      "hash": "blake3:259c3f64f140b30db1d141ece445ef7c8ec86371aa75d423167d5fcc7ec0f428",
      "summary": "Reviewed `aws-lc/crypto/bytestring/cbs.c`, which implements CBS byte-slice and ASN.1/time parsing helpers for AWS-LC. I found no concrete supply-chain or malicious indicators in this file: there are no install hooks, subprocess launches, network or exfiltration paths, credential/secret access, dynamic code loading, obfuscation, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/bytestring/internal.h",
      "hash": "blake3:13e1ddfebf64389a74b9140423125c74ae08edbcb64db1ad9afc40fce2cac511",
      "summary": "Reviewed aws-lc/crypto/bytestring/internal.h, which is a C header declaring ASN.1/BER-to-DER helpers and Unicode byte-string utilities. I checked for install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, and persistence, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/bytestring/unicode.c",
      "hash": "blake3:7d0bacc3ba487035cd8a24d75e2ce4d8d8dd998d3f7919576900d01e485a9dec",
      "summary": "Reviewed `aws-lc/crypto/bytestring/unicode.c`, which implements UTF-8, Latin-1, UCS-2, and UTF-32 encode/decode helpers with Unicode range validation and no apparent side effects. I checked for install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, and persistence behavior, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}