Tainting Uint8Array

[leeN]

When using Foxhound with data coming from WebAssembly, one data type we have to deal with is Uint8(Array). Currently, we are losing taints here, e.g., like this:

const x = new Uint8Array([Number.tainted(1), Number.tainted(2)]);
console.assert(x[0].taint, "noooooo")
// Assertion failed: ...

This was originally reported by @0drai.