Review rev_d4212b74ae3b42b18d6261fba9238166

{
  "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/asn_pack.c",
      "hash": "blake3:3d8af294ebe139088602fc0e58fdda3619b50415dce4bad65c2957adcf18ac98",
      "summary": "Reviewed `aws-lc/crypto/asn1/asn_pack.c`, which only contains two small ASN.1 helper routines for packing and unpacking `ASN1_STRING` values via local encode/decode calls. I found no concrete indicators of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/asn1/f_int.c",
      "hash": "blake3:96fd712d1efc61f772669fc89ab12809bfb6590162967de2e3d423320ba08148",
      "summary": "Reviewed aws-lc/crypto/asn1/f_int.c, which contains ASN.1 INTEGER/ENUMERATED text-to-binary and binary-to-text conversion helpers using BIO I/O. I checked for install-time execution, network or credential access, dynamic code loading, obfuscation, persistence tampering, and other hidden payload behavior; none were present in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/asn1/f_string.c",
      "hash": "blake3:e459de909023a2ce759ca09a0b464a902083e859aa0032a29f4939fdb85584d9",
      "summary": "Reviewed `aws-lc/crypto/asn1/f_string.c`, which contains a small `i2a_ASN1_STRING` helper that formats an `ASN1_STRING` into hex and writes it to a `BIO`. I checked for install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, and persistence mechanisms, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/asn1/internal.h",
      "hash": "blake3:fbb4f4e5e73dfe18ae9a821e0048fc529fa7ec301ca26a806575242386e6c91f",
      "summary": "Reviewed aws-lc/crypto/asn1/internal.h, a C header that only declares ASN.1/time helper APIs, internal structs, and flags for AWS-LC. I checked for install hooks, network or exfiltration behavior, 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/asn1/posix_time.c",
      "hash": "blake3:5f0530630fd9133caa44f0329ae1fc0157e2bc205caffa0cb986ea5beee95caa",
      "summary": "Reviewed aws-lc/crypto/asn1/posix_time.c, which implements UTC POSIX time conversion helpers and range checks for `struct tm`/`time_t`. I found no concrete malicious or supply-chain indicators: there are no install hooks, network or exfiltration paths, credential access, dynamic code loading, obfuscation, or persistence behavior in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}