Review rev_9e81e96911384517a6a68387a2607a53

{
  "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/cpucap/cpu_intel.c",
      "hash": "blake3:dd2eee8a990731d8ed18382d5d412368d1b60a3b026e3c484b9b0c389731d327",
      "summary": "`aws-lc/crypto/fipsmodule/cpucap/cpu_intel.c` is a CPU feature-detection module for x86/x86_64 that queries CPUID/XCR state, applies vendor-specific feature masking, and optionally honors the `OPENSSL_ia32cap` environment override. I checked it for install-time execution, network or exfiltration behavior, credential or secret harvesting, dynamic code loading, obfuscation, and persistence tampering, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_ppc64le.c",
      "hash": "blake3:b2fdc5d05a7d62c42a71a79ad3ead7649c50265080f21d1345187dd3dc61de8e",
      "summary": "Reviewed the PPC64LE CPU capability probe in `aws-lc/crypto/fipsmodule/cpucap/cpu_ppc64le.c`. It reads `AT_HWCAP2`/`elf_aux_info`, optionally applies the `OPENSSL_ppccap` environment override, and exposes a vcrypto capability check; I found no concrete indicators of install-time execution, network or exfiltration, credential access, dynamic code loading, obfuscation, or persistence in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpucap.c",
      "hash": "blake3:f17554c02929a4e1c1305892b7a7c37fed44a1f2a5123b5cef5eb0ade7046f14",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/cpucap/cpucap.c`, which only defines hidden CPU capability globals and a test-only initialization flag for x86, PPC64LE, and ARM/AARCH64 builds. I checked for install-time hooks, network or exfiltration paths, credential access, dynamic code loading, obfuscation, and persistence behavior, and found none.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/internal.h",
      "hash": "blake3:4ce708088a28f2d52a244e247d32387ff3d65e302cd391024a521226f5881570",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/cpucap/internal.h`, a CPU-capability header that exposes inline feature-detection helpers and DIT-related declarations for x86, ARM, AArch64, and PPC64LE. I checked for install hooks, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, and hidden subprocess execution, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}