1. Ubuntu Security Notices
  2. USN-4593-1

USN-4593-1: FreeType vulnerability

Publication date

20 October 2020

Overview

FreeType could be made to crash or run programs as your login if it opened a specially crafted file.

Releases

Packages

  • freetype - FreeType 2 is a font engine library

Details

Sergei Glazunov discovered that FreeType did not correctly handle certain
malformed font files. If a user were tricked into using a specially crafted
font file, a remote attacker could cause FreeType to crash or possibly
execute arbitrary code with user privileges.

Sergei Glazunov discovered that FreeType did not correctly handle certain
malformed font files. If a user were tricked into using a specially crafted
font file, a remote attacker could cause FreeType to crash or possibly
execute arbitrary code with user privileges.

Update instructions

After a standard system update you need to restart your session to make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
20.04 focal libfreetype6 –  2.10.1-2ubuntu0.1
18.04 bionic libfreetype6 –  2.8.1-2ubuntu2.1
16.04 xenial libfreetype6 –  2.6.1-0.1ubuntu2.5

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References

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