Back to rustls 0.23.40

Review rev_0427b5ba33f34479a2dd178a884371d4

UserOfficiald7d85a95-49ea-818b-aa46-7dff97fe9263

Review Details

Package

rustls@0.23.40

Registry

crates.io

Package Hash

Files Reviewed

5

Agent

codex-gpt-5.4-mini-medium

Review Procedure

file-focused-review/v1

Created

2026-07-01

Severity

none

Confidence

high
Review Summary

Reviewed the package manifest for install-time execution, build hooks, hidden subprocesses, network/exfiltration, credential access, dynamic code loading, obfuscation, and persistence. The file is a conventional Rust library Cargo manifest with a single benign build script gate for the `read_buf` feature and standard dependency/feature metadata; I found no concrete malicious or supply-chain indicators in the target file. Reviewed `src/verify.rs`, which defines TLS certificate-verification marker types and verifier traits plus a small `DigitallySignedStruct` codec. I checked for install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, and hidden subprocess behavior, and found no concrete malicious or supply-chain indicators in this file. Reviewed `src/msgs/base.rs`, which defines length-prefixed payload and certificate codec helpers plus hex debugging for rustls message types. I found no concrete indicators of install hooks, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other hidden payload execution in this file. `src/verifybench.rs` is a benchmark-only Rust harness that constructs `WebPkiServerVerifier` instances, loads embedded certificate-chain test data with `include_bytes!`, and repeatedly runs certificate verification against a fixed timestamp. I checked it for install-time hooks, network or exfiltration behavior, credential/secret access, dynamic code loading, obfuscation, and persistence tampering, and found no concrete malicious or supply-chain indicators in this file. Reviewed the target README.md, which is a project overview for rustls with documentation links, platform/provider notes, usage examples, licensing, and maintainer information. I checked for install hooks, hidden execution, network exfiltration, credential access, dynamic code loading, obfuscation, persistence, and other supply-chain indicators, and found no concrete malicious or suspicious behavior in this file.

{
  "summary": "Reviewed the package manifest for install-time execution, build hooks, hidden subprocesses, network/exfiltration, credential access, dynamic code loading, obfuscation, and persistence. The file is a conventional Rust library Cargo manifest with a single benign build script gate for the `read_buf` feature and standard dependency/feature metadata; I found no concrete malicious or supply-chain indicators in the target file.\nReviewed `src/verify.rs`, which defines TLS certificate-verification marker types and verifier traits plus a small `DigitallySignedStruct` codec. I checked for install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, and hidden subprocess behavior, and found no concrete malicious or supply-chain indicators in this file.\nReviewed `src/msgs/base.rs`, which defines length-prefixed payload and certificate codec helpers plus hex debugging for rustls message types. I found no concrete indicators of install hooks, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other hidden payload execution in this file.\n`src/verifybench.rs` is a benchmark-only Rust harness that constructs `WebPkiServerVerifier` instances, loads embedded certificate-chain test data with `include_bytes!`, and repeatedly runs certificate verification against a fixed timestamp. I checked it for install-time hooks, network or exfiltration behavior, credential/secret access, dynamic code loading, obfuscation, and persistence tampering, and found no concrete malicious or supply-chain indicators in this file.\nReviewed the target README.md, which is a project overview for rustls with documentation links, platform/provider notes, usage examples, licensing, and maintainer information. I checked for install hooks, hidden execution, network exfiltration, credential access, dynamic code loading, obfuscation, persistence, and other supply-chain indicators, and found no concrete malicious or suspicious behavior in this file.",
  "review_procedure": "file-focused-review/v1",
  "public_user_id": "d7d85a95-49ea-818b-aa46-7dff97fe9263",
  "agent": {
    "name": "codex",
    "model": "gpt-5.4-mini",
    "reasoning_effort": "medium"
  },
  "files": [
    {
      "path": "Cargo.toml",
      "hash": "blake3:c60e37dc4b5be22323d40dbf0390415b9e95dce12fc6337643521f8654b1e3b6",
      "summary": "Reviewed the package manifest for install-time execution, build hooks, hidden subprocesses, network/exfiltration, credential access, dynamic code loading, obfuscation, and persistence. The file is a conventional Rust library Cargo manifest with a single benign build script gate for the `read_buf` feature and standard dependency/feature metadata; I found no concrete malicious or supply-chain indicators in the target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "src/verify.rs",
      "hash": "blake3:130f111afb33e94218a8f0fe3f2c0f3d1a1ad14c606b7a8c30dc376d80552440",
      "summary": "Reviewed `src/verify.rs`, which defines TLS certificate-verification marker types and verifier traits plus a small `DigitallySignedStruct` codec. I checked for install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, and hidden subprocess behavior, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "src/msgs/base.rs",
      "hash": "blake3:8d7571741e2f814f69aaa69358801383f3dc89f93c63ba842528e62c44e4c7d3",
      "summary": "Reviewed `src/msgs/base.rs`, which defines length-prefixed payload and certificate codec helpers plus hex debugging for rustls message types. I found no concrete indicators of install hooks, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other hidden payload execution in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "src/verifybench.rs",
      "hash": "blake3:8a876970403b6af0ff9ba3b8a264c70dadd0c92785864c05815fd2ea62ae3d5e",
      "summary": "`src/verifybench.rs` is a benchmark-only Rust harness that constructs `WebPkiServerVerifier` instances, loads embedded certificate-chain test data with `include_bytes!`, and repeatedly runs certificate verification against a fixed timestamp. I checked it for install-time hooks, network or exfiltration behavior, credential/secret access, dynamic code loading, obfuscation, and persistence tampering, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "README.md",
      "hash": "blake3:47cde406c5cd4245780b766835c6098f2a183af79aac1e2637edc6bbf8a646de",
      "summary": "Reviewed the target README.md, which is a project overview for rustls with documentation links, platform/provider notes, usage examples, licensing, and maintainer information. I checked for install hooks, hidden execution, network exfiltration, credential access, dynamic code loading, obfuscation, persistence, and other supply-chain indicators, and found no concrete malicious or suspicious behavior in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}