Review rev_87415042733349d08ed1e1cd92e9cfd6

{
  "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/cmac/cmac_test.cc",
      "hash": "blake3:b8c137bfe4aa4726a3a81ed6854c4272103bccba37057d6e12154847c3666e9b",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/cmac/cmac_test.cc`, which contains CMAC test helpers and fixed RFC/Wycheproof/CAVP vector checks. I found no concrete malicious or supply-chain indicators: no install hooks, network or exfiltration paths, credential access, dynamic code loading, obfuscation, or persistence behavior in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_aarch64.c",
      "hash": "blake3:4219f1d4cd9a8e9042ab79ccfe7e99a58eabc67aa19fd2f3ed1e13fb29c49ece",
      "summary": "Reviewed `cpu_aarch64.c`, which implements AArch64 CPU capability override parsing and DIT register helpers for AWS-LC. I checked the environment-variable parsing, inline assembly, capability toggles, and control flow for install hooks, network/exfiltration, credential access, dynamic code loading, obfuscation, or persistence, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_aarch64.h",
      "hash": "blake3:49e50300bea7f6921a3cf72a07e82474f0d7f4e94e9fbfe5dd1e53562f10091b",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/cpucap/cpu_aarch64.h`, which is a small public header that only declares `handle_cpu_env` and includes standard C headers under an AArch64 feature guard. I found no concrete indicators of install hooks, network or exfiltration behavior, secret access, dynamic code loading, obfuscation, or persistence in this target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_aarch64_apple.c",
      "hash": "blake3:ae377ba7666759890242a32121abbf91ad28277ba21fb9e26f67e6b97f434125",
      "summary": "Reviewed an Apple ARM64 CPU capability probe that queries `sysctlbyname` for feature flags, sets `OPENSSL_armcap_P`, and optionally applies the `OPENSSL_armcap` environment override. I found no concrete malicious or supply-chain indicators in this file: no install hooks, network or exfiltration paths, credential access, dynamic code loading, obfuscation, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_aarch64_dit_test.cc",
      "hash": "blake3:00c026233f23477a0c6c3a6ffd41014abf62bc92c55ffc05a426c8db16d040b7",
      "summary": "I reviewed `aws-lc/crypto/fipsmodule/cpucap/cpu_aarch64_dit_test.cc`, a GoogleTest file that exercises ARMv8 DIT set/get/restore behavior and thread-level interactions. I found no concrete malicious or supply-chain indicators in the file: no install hooks, network or exfiltration code, credential access, dynamic code loading, obfuscation, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}