---
id: 4678
title: "Patch Gapping a Safari Type Confusion"
source_domain: theori.io
source_url: "https://theori.io/blog/patch-gapping-a-safari-type-confusion"
published_at: "2021-05-24T15:00:00Z"
tags: ["ios", "exploit", "type-confusion", "safari", "webkit", "audioworklet", "patch-gap"]
phying_url: "https://phying.com/item/4678"
lang: en
---

# Patch Gapping a Safari Type Confusion

## Summary

A WebKit AudioWorklet type-confusion bug was fixed, yet new vulnerable iOS builds still shipped for weeks afterward; Theori details the root cause and a full exploit chain built around the patch gap.

## Intelligence Metadata

- **Sources:** theori.io
- **Published:** 2021-05-24T15:00:00Z
- **Original:** https://theori.io/blog/patch-gapping-a-safari-type-confusion
- **Phying News:** https://phying.com/item/4678