Review rev_87b575efc57a4abfad8a79bdcd4d3abb

{
  "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_arm_freebsd.c",
      "hash": "blake3:c2a094c8335a764a183ff7712b550aefc916748d9d2826b4ca73c87a8ad6cfde",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/cpucap/cpu_arm_freebsd.c`, which only probes FreeBSD ARM hardware capability flags via `elf_aux_info` and sets local OpenSSL CPU feature bits. I found no concrete indicators of install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other supply-chain abuse in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_arm_linux.c",
      "hash": "blake3:25b90d3578094d72b906e0f90e5bee909ee5613d1cdbde60a0078d6ae7d29b39",
      "summary": "Reviewed the ARM/Linux CPU capability probe in `aws-lc/crypto/fipsmodule/cpucap/cpu_arm_linux.c`, which reads `/proc/cpuinfo`, retries file I/O on `EINTR`, and sets CPU feature flags from `getauxval` and parsed hwcap bits. I found no concrete indicators of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_arm_linux.h",
      "hash": "blake3:f472c0d83e0f0069ee8896dff6a8ef2d65806f9af5b369bbc6b4df2d825b77d8",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/cpucap/cpu_arm_linux.h`, which is a small ARM Linux cpuinfo parser and feature-bit mapper built from `STRING_PIECE` helpers. I found no concrete indicators of install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, or persistence in this target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_arm_linux_test.cc",
      "hash": "blake3:2e26cb860c471dad571c5078d353093dfb38a3b0ea5447c93e0999860a64d139",
      "summary": "Reviewed this GoogleTest unit in `cpu_arm_linux_test.cc`, which feeds synthetic `/proc/cpuinfo` strings into `crypto_get_arm_hwcap2_from_cpuinfo` to verify ARM feature parsing. I found no concrete malicious or supply-chain indicators: there are no install hooks, subprocess launches, network or credential access, dynamic code loading, obfuscation, or persistence behavior in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/cpucap/cpu_intel.c",
      "hash": "blake3:db1bd23c37d3b44900727ccd320eab7a00b99ef36884bbc1f92658e35d084f4e",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/cpucap/cpu_intel.c`, which probes x86/AMD CPUID/XGETBV state and optionally applies `OPENSSL_ia32cap` environment overrides to adjust capability bits. I found no concrete evidence of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}