FreeType could be made to crash or run programs if it opened a specially
crafted font file.
- freetype: FreeType 2 is a font engine library
It was 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, resulting in a
denial of service, or possibly execute arbitrary code.
The problem can be corrected by updating your system to the following
Ubuntu 16.04 LTS:
Ubuntu 14.04 LTS:
Ubuntu 12.04 LTS:
After a standard system update you need to restart your session to make
all the necessary changes.