Smashing the Font Scaler Engine in Windows Kernel

Offered By: Black Hat via YouTube

Course Description

Overview

Explore the security vulnerabilities of the Font Scaler Engine in Windows kernel through this Black Hat USA 2013 conference talk. Delve into the basic structure of the Font Scaler engine, including the conversion of outlines to bitmaps, glyph descriptions, and instruction interpreters. Learn about a smart font fuzzing method for identifying new vulnerabilities, and understand why dumb fuzzing techniques are inadequate for Windows Font Fuzzing. Discover potential attack vectors for remote and local exploits, and witness demonstrations of new TrueType font vulnerabilities on Windows 8 and Windows 7. Gain insights from speakers Ling Chuan Lee and Chan Lee Yee on the often-overlooked security issues surrounding fonts in computer systems.

Syllabus

Black Hat USA 2013 - Smashing The Font Scaler Engine in Windows Kernel

Taught by

Black Hat

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