Review rev_f83bd995b5dd47f8ae22d80a49dec204

{
  "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/third_party/s2n-bignum/s2n-bignum-imported/arm/sm2/sm2_montjmixadd_alt.S",
      "hash": "blake3:e2f730eee341d3bb80d8245d4a07caadf322717011a5831c27d28a9804810177",
      "summary": "Reviewed this ARM64 assembly source, which implements SM2 mixed Jacobian point addition using fixed field-arithmetic macros, stack temporaries, and conditional selects to handle the point-at-infinity case. I found no concrete malicious or supply-chain indicators in the target file: no install hooks, network/exfiltration, credential access, dynamic code loading, obfuscation, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}