---
id: 8755
title: "One font vulnerability to rule them all #1: Introducing the BLEND vulnerability"
source_domain: projectzero.google
source_url: "https://projectzero.google/2015/07/one-font-vulnerability-to-rule-them-all.html"
published_at: "2015-07-31T00:00:00Z"
tags: ["vulnerability-research", "fonts", "project-zero", "adobe-reader", "atmfd", "charstring"]
phying_url: "https://phying.com/item/8755"
lang: en
---

# One font vulnerability to rule them all #1: Introducing the BLEND vulnerability

## Summary

A Google Project Zero post introducing the BLEND Charstring vulnerability affecting Adobe Reader's CoolType library and Windows' ATMFD driver.

## Intelligence Metadata

- **Sources:** projectzero.google
- **Published:** 2015-07-31T00:00:00Z
- **Original:** https://projectzero.google/2015/07/one-font-vulnerability-to-rule-them-all.html
- **Phying News:** https://phying.com/item/8755