Review rev_bfaf7ea9444049fd8e62849a2337423c

{
  "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/tutorial/rel_simp.S",
      "hash": "blake3:0c9c208f67724587c864172b4f4d86ae0d110a946e49a2d1d836d28cd7ab300c",
      "summary": "Reviewed the target ARM assembly stub in rel_simp.S; it contains only three arithmetic instructions that increment x0 and x1, with no install hooks, network or exfiltration paths, credential access, dynamic code loading, obfuscation, or persistence behavior present in the file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/third_party/s2n-bignum/s2n-bignum-imported/arm/tutorial/rel_simp2.S",
      "hash": "blake3:8e5f2b8a626350b47f7bb09cbc66abd54423561e2c4b093e0ae603eed9175da1",
      "summary": "Reviewed a two-line ARM assembly snippet that only increments x0 by 4 and x1 by 2. I checked it for install-time behavior, network/exfiltration, 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/third_party/s2n-bignum/s2n-bignum-imported/arm/tutorial/rel_veceq.S",
      "hash": "blake3:19781940ad524af33e1133b96865047db8a6b058cb8f9dea9823862277963dc9",
      "summary": "This target is a short ARM64 assembly routine that loads two values from memory and performs a carry-propagating multiply/add sequence, consistent with arithmetic test or tutorial code. 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.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/third_party/s2n-bignum/s2n-bignum-imported/arm/tutorial/rel_veceq2.S",
      "hash": "blake3:dab37438b3628f2152eb2d3700ef7f3299dfad8ab7730620b5c37d2e8c14108b",
      "summary": "Reviewed this ARM assembly tutorial snippet, which appears to implement integer/vector arithmetic with loads, multiplies, shifts, and carry propagation only. I found no concrete indicators of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence, or other supply-chain abuse in the target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/third_party/s2n-bignum/s2n-bignum-imported/arm/tutorial/rodata.S",
      "hash": "blake3:199d4183fe1900b749bea4a90f16a0152f8217e3ed991c0f73ebc528f6ae7c63",
      "summary": "Reviewed the ARM64 assembly tutorial file that defines read-only data arrays x, y, and z plus simple functions f and g that index the arrays and branch to f. I checked for install-time hooks, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence, and other hidden payload indicators, and found none.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}