Review rev_b42b649aec67487ca79a59c7afab519d

{
  "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/asn1/a_gentm.c",
      "hash": "blake3:bd68f4aaa6da4475cc8c928528012dcfe3569ce2737a5c570f2b4764577ce8fe",
      "summary": "Reviewed aws-lc/crypto/asn1/a_gentm.c, which implements ASN.1 GeneralizedTime validation, parsing, and formatting helpers by converting between `struct tm`, `ASN1_GENERALIZEDTIME`, and text. I checked for install-time hooks, network or exfiltration behavior, credential/secret access, dynamic code loading, obfuscation, and persistence, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/asn1/a_i2d_fp.c",
      "hash": "blake3:cf5cc2831194fa1e6586a7258eb0fde947f74ecffe0498dbd99254e22b7c4dd6",
      "summary": "This C source implements ASN.1 serialization helpers that encode objects to a temporary buffer and write them to BIO or FILE outputs. I checked this target for install-time hooks, network or exfiltration behavior, 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/asn1/a_int.c",
      "hash": "blake3:677a98433c49b9810e6a53b5205134417327ce3efa0ef86099c314db20eec417",
      "summary": "Reviewed `aws-lc/crypto/asn1/a_int.c`, which implements ASN.1 INTEGER/ENUMERATED encoding, decoding, comparisons, and BIGNUM conversion helpers. I checked for install hooks, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence, and hidden subprocess execution, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/asn1/a_mbstr.c",
      "hash": "blake3:2883446cf6394e1295407f4262e4552ac456b0a77b533906a04d99a8fe76ac54",
      "summary": "This file implements ASN.1 multibyte string copying and conversion logic, validating UTF-8/BMP/Universal/ASCII input, enforcing size limits, and selecting an appropriate ASN.1 string type. I found no concrete indicators of install-time execution, network exfiltration, credential access, dynamic code loading, obfuscation, or persistence in the reviewed code.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/asn1/a_object.c",
      "hash": "blake3:09d16b7ae5e3c8f009564c5b66fb136ebfa1ffad6da59f6a44c3e3ae8e42722a",
      "summary": "Reviewed `aws-lc/crypto/asn1/a_object.c`, which implements ASN.1 object encode/decode, text formatting, allocation, and cleanup helpers. I found no concrete malicious or supply-chain indicators in this file: there are no install hooks, network or exfiltration code, credential/secret access, dynamic code loading, obfuscation/deobfuscation, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}