{
  "$type": "site.standard.document",
  "bskyPostRef": {
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  "path": "/t/how-do-you-handle-tricky-ffi-memory-safety-issues-in-production/24338#post_2",
  "publishedAt": "2026-05-18T02:34:43.000Z",
  "site": "https://internals.rust-lang.org",
  "tags": [
    "Wasmtime Analysis Report",
    "Source Code Verification"
  ],
  "textContent": "I went ahead and built a small early demo/prototype . I tested it on Wasmtime and it actually flagged several FFI boundary issues, including patterns related to previous sandbox escape vulnerabilities.\n\nHere are the reports:\n\n  * Wasmtime Analysis Report\n  * Source Code Verification\n\n\n\nThe tool is still very rough, but these results motivated me to keep going.",
  "title": "How do you handle tricky FFI memory safety issues in production?"
}